idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
13,400 | pdf_read_start_xref(fz_context *ctx, pdf_document *doc)
{
unsigned char buf[1024];
size_t i, n;
int64_t t;
fz_seek(ctx, doc->file, 0, SEEK_END);
doc->file_size = fz_tell(ctx, doc->file);
t = fz_maxi64(0, doc->file_size - (int64_t)sizeof buf);
fz_seek(ctx, doc->file, t, SEEK_SET);
n = fz_read(ctx, doc->file,... | Exec Code Overflow | 0 | pdf_read_start_xref(fz_context *ctx, pdf_document *doc)
{
unsigned char buf[1024];
size_t i, n;
int64_t t;
fz_seek(ctx, doc->file, 0, SEEK_END);
doc->file_size = fz_tell(ctx, doc->file);
t = fz_maxi64(0, doc->file_size - (int64_t)sizeof buf);
fz_seek(ctx, doc->file, t, SEEK_SET);
n = fz_read(ctx, doc->file,... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,401 | pdf_read_xref(fz_context *ctx, pdf_document *doc, int64_t ofs, pdf_lexbuf *buf)
{
pdf_obj *trailer;
int c;
fz_seek(ctx, doc->file, ofs, SEEK_SET);
while (iswhite(fz_peek_byte(ctx, doc->file)))
fz_read_byte(ctx, doc->file);
c = fz_peek_byte(ctx, doc->file);
if (c == 'x')
trailer = pdf_read_old_xref(ctx, doc... | Exec Code Overflow | 0 | pdf_read_xref(fz_context *ctx, pdf_document *doc, int64_t ofs, pdf_lexbuf *buf)
{
pdf_obj *trailer;
int c;
fz_seek(ctx, doc->file, ofs, SEEK_SET);
while (iswhite(fz_peek_byte(ctx, doc->file)))
fz_read_byte(ctx, doc->file);
c = fz_peek_byte(ctx, doc->file);
if (c == 'x')
trailer = pdf_read_old_xref(ctx, doc... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,402 | pdf_read_xref_sections(fz_context *ctx, pdf_document *doc, int64_t ofs, pdf_lexbuf *buf, int read_previous)
{
ofs_list list;
list.len = 0;
list.max = 10;
list.list = fz_malloc_array(ctx, 10, sizeof(*list.list));
fz_try(ctx)
{
while(ofs)
{
pdf_populate_next_xref_level(ctx, doc);
ofs = read_xref_section(... | Exec Code Overflow | 0 | pdf_read_xref_sections(fz_context *ctx, pdf_document *doc, int64_t ofs, pdf_lexbuf *buf, int read_previous)
{
ofs_list list;
list.len = 0;
list.max = 10;
list.list = fz_malloc_array(ctx, 10, sizeof(*list.list));
fz_try(ctx)
{
while(ofs)
{
pdf_populate_next_xref_level(ctx, doc);
ofs = read_xref_section(... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,403 | void pdf_replace_xref(fz_context *ctx, pdf_document *doc, pdf_xref_entry *entries, int n)
{
pdf_xref *xref = NULL;
pdf_xref_subsec *sub;
pdf_obj *trailer = pdf_keep_obj(ctx, pdf_trailer(ctx, doc));
fz_var(xref);
fz_try(ctx)
{
fz_free(ctx, doc->xref_index);
doc->xref_index = NULL; /* In case the calloc fails ... | Exec Code Overflow | 0 | void pdf_replace_xref(fz_context *ctx, pdf_document *doc, pdf_xref_entry *entries, int n)
{
pdf_xref *xref = NULL;
pdf_xref_subsec *sub;
pdf_obj *trailer = pdf_keep_obj(ctx, pdf_trailer(ctx, doc));
fz_var(xref);
fz_try(ctx)
{
fz_free(ctx, doc->xref_index);
doc->xref_index = NULL; /* In case the calloc fails ... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,404 | pdf_resolve_indirect_chain(fz_context *ctx, pdf_obj *ref)
{
int sanity = 10;
while (pdf_is_indirect(ctx, ref))
{
if (--sanity == 0)
{
fz_warn(ctx, "too many indirections (possible indirection cycle involving %d 0 R)", pdf_to_num(ctx, ref));
return NULL;
}
ref = pdf_resolve_indirect(ctx, ref);
}
re... | Exec Code Overflow | 0 | pdf_resolve_indirect_chain(fz_context *ctx, pdf_obj *ref)
{
int sanity = 10;
while (pdf_is_indirect(ctx, ref))
{
if (--sanity == 0)
{
fz_warn(ctx, "too many indirections (possible indirection cycle involving %d 0 R)", pdf_to_num(ctx, ref));
return NULL;
}
ref = pdf_resolve_indirect(ctx, ref);
}
re... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,405 | void pdf_xref_ensure_incremental_object(fz_context *ctx, pdf_document *doc, int num)
{
pdf_xref_entry *new_entry, *old_entry;
pdf_xref_subsec *sub = NULL;
int i;
/* Make sure we have created an xref section for incremental updates */
ensure_incremental_xref(ctx, doc);
/* Search for the section that contains thi... | Exec Code Overflow | 0 | void pdf_xref_ensure_incremental_object(fz_context *ctx, pdf_document *doc, int num)
{
pdf_xref_entry *new_entry, *old_entry;
pdf_xref_subsec *sub = NULL;
int i;
/* Make sure we have created an xref section for incremental updates */
ensure_incremental_xref(ctx, doc);
/* Search for the section that contains thi... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,406 | int pdf_xref_is_incremental(fz_context *ctx, pdf_document *doc, int num)
{
pdf_xref *xref = &doc->xref_sections[doc->xref_base];
pdf_xref_subsec *sub = xref->subsec;
assert(sub != NULL && sub->next == NULL && sub->len == xref->num_objects && sub->start == 0);
return num < xref->num_objects && sub->table[num].type... | Exec Code Overflow | 0 | int pdf_xref_is_incremental(fz_context *ctx, pdf_document *doc, int num)
{
pdf_xref *xref = &doc->xref_sections[doc->xref_base];
pdf_xref_subsec *sub = xref->subsec;
assert(sub != NULL && sub->next == NULL && sub->len == xref->num_objects && sub->start == 0);
return num < xref->num_objects && sub->table[num].type... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,407 | int pdf_xref_len(fz_context *ctx, pdf_document *doc)
{
return doc->max_xref_len;
}
| Exec Code Overflow | 0 | int pdf_xref_len(fz_context *ctx, pdf_document *doc)
{
return doc->max_xref_len;
}
| @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,408 | int pdf_xref_obj_is_unsaved_signature(pdf_document *doc, pdf_obj *obj)
{
int i;
for (i = 0; i < doc->num_incremental_sections; i++)
{
pdf_xref *xref = &doc->xref_sections[i];
pdf_unsaved_sig *usig;
for (usig = xref->unsaved_sigs; usig; usig = usig->next)
{
if (usig->field == obj)
return 1;
}
}
r... | Exec Code Overflow | 0 | int pdf_xref_obj_is_unsaved_signature(pdf_document *doc, pdf_obj *obj)
{
int i;
for (i = 0; i < doc->num_incremental_sections; i++)
{
pdf_xref *xref = &doc->xref_sections[i];
pdf_unsaved_sig *usig;
for (usig = xref->unsaved_sigs; usig; usig = usig->next)
{
if (usig->field == obj)
return 1;
}
}
r... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,409 | pdf_xref_size_from_old_trailer(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
{
int64_t len;
char *s;
int64_t t;
pdf_token tok;
int c;
int size = 0;
int64_t ofs;
pdf_obj *trailer = NULL;
size_t n;
fz_var(trailer);
/* Record the current file read offset so that we can reinstate it */
ofs = fz_tell(ct... | Exec Code Overflow | 0 | pdf_xref_size_from_old_trailer(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
{
int64_t len;
char *s;
int64_t t;
pdf_token tok;
int c;
int size = 0;
int64_t ofs;
pdf_obj *trailer = NULL;
size_t n;
fz_var(trailer);
/* Record the current file read offset so that we can reinstate it */
ofs = fz_tell(ct... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,410 | void pdf_xref_store_unsaved_signature(fz_context *ctx, pdf_document *doc, pdf_obj *field, pdf_signer *signer)
{
pdf_xref *xref = &doc->xref_sections[0];
pdf_unsaved_sig *unsaved_sig;
/* Record details within the document structure so that contents
* and byte_range can be updated with their correct values at
* s... | Exec Code Overflow | 0 | void pdf_xref_store_unsaved_signature(fz_context *ctx, pdf_document *doc, pdf_obj *field, pdf_signer *signer)
{
pdf_xref *xref = &doc->xref_sections[0];
pdf_unsaved_sig *unsaved_sig;
/* Record details within the document structure so that contents
* and byte_range can be updated with their correct values at
* s... | @@ -868,11 +868,12 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
fz_seek(ctx, file, -(2 + (int)strlen(s)), SEEK_CUR);
}
- if (ofs < 0)
- fz_throw(ctx, FZ_ERROR_GENERIC, "out of range object num in xref: %d", (int)o... | CWE-119 | null | null |
13,411 | DCTStream::DCTStream(Stream *strA, int colorXformA) :
FilterStream(strA) {
init();
}
| DoS | 0 | DCTStream::DCTStream(Stream *strA, int colorXformA) :
FilterStream(strA) {
init();
}
| @@ -5,7 +5,7 @@
// This file is licensed under the GPLv2 or later
//
// Copyright 2005 Jeff Muizelaar <jeff@infidigm.net>
-// Copyright 2005-2009 Albert Astals Cid <aacid@kde.org>
+// Copyright 2005-2010 Albert Astals Cid <aacid@kde.org>
// Copyright 2009 Ryszard Trojnacki <rysiek@menel.com>
//
//================... | CWE-20 | null | null |
13,412 | static void str_init_source(j_decompress_ptr cinfo)
{
}
| DoS | 0 | static void str_init_source(j_decompress_ptr cinfo)
{
}
| @@ -5,7 +5,7 @@
// This file is licensed under the GPLv2 or later
//
// Copyright 2005 Jeff Muizelaar <jeff@infidigm.net>
-// Copyright 2005-2009 Albert Astals Cid <aacid@kde.org>
+// Copyright 2005-2010 Albert Astals Cid <aacid@kde.org>
// Copyright 2009 Ryszard Trojnacki <rysiek@menel.com>
//
//================... | CWE-20 | null | null |
13,413 | static void str_skip_input_data(j_decompress_ptr cinfo, long num_bytes)
{
struct str_src_mgr * src = (struct str_src_mgr *)cinfo->src;
if (num_bytes > 0) {
while (num_bytes > (long) src->pub.bytes_in_buffer) {
num_bytes -= (long) src->pub.bytes_in_buffer;
str_fill_input_buffer(cinfo);
}
src-... | DoS | 0 | static void str_skip_input_data(j_decompress_ptr cinfo, long num_bytes)
{
struct str_src_mgr * src = (struct str_src_mgr *)cinfo->src;
if (num_bytes > 0) {
while (num_bytes > (long) src->pub.bytes_in_buffer) {
num_bytes -= (long) src->pub.bytes_in_buffer;
str_fill_input_buffer(cinfo);
}
src-... | @@ -5,7 +5,7 @@
// This file is licensed under the GPLv2 or later
//
// Copyright 2005 Jeff Muizelaar <jeff@infidigm.net>
-// Copyright 2005-2009 Albert Astals Cid <aacid@kde.org>
+// Copyright 2005-2010 Albert Astals Cid <aacid@kde.org>
// Copyright 2009 Ryszard Trojnacki <rysiek@menel.com>
//
//================... | CWE-20 | null | null |
13,414 | static void str_term_source(j_decompress_ptr cinfo)
{
}
| DoS | 0 | static void str_term_source(j_decompress_ptr cinfo)
{
}
| @@ -5,7 +5,7 @@
// This file is licensed under the GPLv2 or later
//
// Copyright 2005 Jeff Muizelaar <jeff@infidigm.net>
-// Copyright 2005-2009 Albert Astals Cid <aacid@kde.org>
+// Copyright 2005-2010 Albert Astals Cid <aacid@kde.org>
// Copyright 2009 Ryszard Trojnacki <rysiek@menel.com>
//
//================... | CWE-20 | null | null |
13,415 | open_patch_file (char const *filename)
{
file_offset file_pos = 0;
file_offset pos;
struct stat st;
if (!filename || !*filename || strEQ (filename, "-"))
pfp = stdin;
else
{
pfp = fopen (filename, binary_transput ? "rb" : "r");
if (!pfp)
pfatal ("Can't open patch file %s", quotearg... | Dir. Trav. | 0 | open_patch_file (char const *filename)
{
file_offset file_pos = 0;
file_offset pos;
struct stat st;
if (!filename || !*filename || strEQ (filename, "-"))
pfp = stdin;
else
{
pfp = fopen (filename, binary_transput ? "rb" : "r");
if (!pfp)
pfatal ("Can't open patch file %s", quotearg... | @@ -978,6 +978,16 @@ intuit_diff_type (bool need_header, mode_t *p_file_type)
}
}
+ if ((pch_rename () || pch_copy ())
+ && ! inname
+ && ! ((i == OLD || i == NEW) &&
+ p_name[! reverse] &&
+ name_is_valid (p_name[! reverse])))
+ {
+ say ("Cannot %s file without two valid file names\n",... | CWE-22 | null | null |
13,416 | static int FAST_FUNC config_file_action(const char *filename,
struct stat *statbuf UNUSED_PARAM,
void *userdata UNUSED_PARAM,
int depth UNUSED_PARAM)
{
char *tokens[3];
parser_t *p;
struct module_entry *m;
int rc = TRUE;
if (bb_basename(filename)[0] == '.')
goto error;
p = config_open2(filename... | Bypass | 0 | static int FAST_FUNC config_file_action(const char *filename,
struct stat *statbuf UNUSED_PARAM,
void *userdata UNUSED_PARAM,
int depth UNUSED_PARAM)
{
char *tokens[3];
parser_t *p;
struct module_entry *m;
int rc = TRUE;
if (bb_basename(filename)[0] == '.')
goto error;
p = config_open2(filename... | @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,417 | static int do_modprobe(struct module_entry *m)
{
int rc, first;
if (!(m->flags & MODULE_FLAG_FOUND_IN_MODDEP)) {
if (!(option_mask32 & INSMOD_OPT_SILENT))
bb_error_msg("module %s not found in modules.dep",
humanly_readable_name(m));
return -ENOENT;
}
DBG("do_modprob'ing %s", m->modname);
if (!(option_... | Bypass | 0 | static int do_modprobe(struct module_entry *m)
{
int rc, first;
if (!(m->flags & MODULE_FLAG_FOUND_IN_MODDEP)) {
if (!(option_mask32 & INSMOD_OPT_SILENT))
bb_error_msg("module %s not found in modules.dep",
humanly_readable_name(m));
return -ENOENT;
}
DBG("do_modprob'ing %s", m->modname);
if (!(option_... | @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,418 | static char *gather_options_str(char *opts, const char *append)
{
/* Speed-optimized. We call gather_options_str many times. */
if (append) {
if (opts == NULL) {
opts = xstrdup(append);
} else {
int optlen = strlen(opts);
opts = xrealloc(opts, optlen + strlen(append) + 2);
sprintf(opts + optlen, " %s"... | Bypass | 0 | static char *gather_options_str(char *opts, const char *append)
{
/* Speed-optimized. We call gather_options_str many times. */
if (append) {
if (opts == NULL) {
opts = xstrdup(append);
} else {
int optlen = strlen(opts);
opts = xrealloc(opts, optlen + strlen(append) + 2);
sprintf(opts + optlen, " %s"... | @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,419 | static ALWAYS_INLINE struct module_entry *get_modentry(const char *module)
{
return helper_get_module(module, 0);
}
| Bypass | 0 | static ALWAYS_INLINE struct module_entry *get_modentry(const char *module)
{
return helper_get_module(module, 0);
}
| @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,420 | static struct module_entry *helper_get_module(const char *module, int create)
{
char modname[MODULE_NAME_LEN];
struct module_entry *e;
llist_t *l;
unsigned i;
unsigned hash;
filename2modname(module, modname);
hash = 0;
for (i = 0; modname[i]; i++)
hash = ((hash << 5) + hash) + modname[i];
hash %= DB_HASH_S... | Bypass | 0 | static struct module_entry *helper_get_module(const char *module, int create)
{
char modname[MODULE_NAME_LEN];
struct module_entry *e;
llist_t *l;
unsigned i;
unsigned hash;
filename2modname(module, modname);
hash = 0;
for (i = 0; modname[i]; i++)
hash = ((hash << 5) + hash) + modname[i];
hash %= DB_HASH_S... | @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,421 | static const char *humanly_readable_name(struct module_entry *m)
{
/* probed_name may be NULL. modname always exists. */
return m->probed_name ? m->probed_name : m->modname;
}
| Bypass | 0 | static const char *humanly_readable_name(struct module_entry *m)
{
/* probed_name may be NULL. modname always exists. */
return m->probed_name ? m->probed_name : m->modname;
}
| @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,422 | int modprobe_main(int argc UNUSED_PARAM, char **argv)
{
int rc;
unsigned opt;
struct module_entry *me;
INIT_G();
IF_LONG_OPTS(applet_long_options = modprobe_longopts;)
opt_complementary = MODPROBE_COMPLEMENTARY;
opt = getopt32(argv, INSMOD_OPTS MODPROBE_OPTS INSMOD_ARGS);
argv += optind;
/* Goto modules loc... | Bypass | 0 | int modprobe_main(int argc UNUSED_PARAM, char **argv)
{
int rc;
unsigned opt;
struct module_entry *me;
INIT_G();
IF_LONG_OPTS(applet_long_options = modprobe_longopts;)
opt_complementary = MODPROBE_COMPLEMENTARY;
opt = getopt32(argv, INSMOD_OPTS MODPROBE_OPTS INSMOD_ARGS);
argv += optind;
/* Goto modules loc... | @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,423 | static char *parse_and_add_kcmdline_module_options(char *options, const char *modulename)
{
char *kcmdline_buf;
char *kcmdline;
char *kptr;
int len;
kcmdline_buf = xmalloc_open_read_close("/proc/cmdline", NULL);
if (!kcmdline_buf)
return options;
kcmdline = kcmdline_buf;
len = strlen(modulename);
while ((k... | Bypass | 0 | static char *parse_and_add_kcmdline_module_options(char *options, const char *modulename)
{
char *kcmdline_buf;
char *kcmdline;
char *kptr;
int len;
kcmdline_buf = xmalloc_open_read_close("/proc/cmdline", NULL);
if (!kcmdline_buf)
return options;
kcmdline = kcmdline_buf;
len = strlen(modulename);
while ((k... | @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,424 | static int read_config(const char *path)
{
return recursive_action(path, ACTION_RECURSE | ACTION_QUIET,
config_file_action, NULL, NULL, 1);
}
| Bypass | 0 | static int read_config(const char *path)
{
return recursive_action(path, ACTION_RECURSE | ACTION_QUIET,
config_file_action, NULL, NULL, 1);
}
| @@ -238,6 +238,17 @@ static void add_probe(const char *name)
{
struct module_entry *m;
+ /*
+ * get_or_add_modentry() strips path from name and works
+ * on remaining basename.
+ * This would make "rmmod dir/name" and "modprobe dir/name"
+ * to work like "rmmod name" and "modprobe name",
+ * which is wrong, a... | CWE-20 | null | null |
13,425 | intuit_diff_type (bool need_header, mode_t *p_file_type)
{
file_offset this_line = 0;
file_offset first_command_line = -1;
char first_ed_command_letter = 0;
lin fcl_line = 0; /* Pacify 'gcc -W'. */
bool this_is_a_command = false;
bool stars_this_line = false;
bool extended_headers = false;
... | DoS | 0 | intuit_diff_type (bool need_header, mode_t *p_file_type)
{
file_offset this_line = 0;
file_offset first_command_line = -1;
char first_ed_command_letter = 0;
lin fcl_line = 0; /* Pacify 'gcc -W'. */
bool this_is_a_command = false;
bool stars_this_line = false;
bool extended_headers = false;
... | @@ -158,20 +158,19 @@ open_patch_file (char const *filename)
if (p_filesize != (file_offset) p_filesize)
fatal ("patch file is too long");
next_intuit_at (file_pos, 1);
- set_hunkmax();
}
/* Make sure our dynamically realloced tables are malloced to begin with. */
-void
+static void
set_hunkm... | CWE-399 | null | null |
13,426 | static void bdrv_qcow2_init(void)
{
bdrv_register(&bdrv_qcow2);
}
| DoS | 0 | static void bdrv_qcow2_init(void)
{
bdrv_register(&bdrv_qcow2);
}
| @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,427 | static void dump_refcounts(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
int64_t nb_clusters, k, k1, size;
int refcount;
size = bdrv_getlength(bs->file);
nb_clusters = size_to_clusters(s, size);
for(k = 0; k < nb_clusters;) {
k1 = k;
refcount = get_refcount(bs, k);
... | DoS | 0 | static void dump_refcounts(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
int64_t nb_clusters, k, k1, size;
int refcount;
size = bdrv_getlength(bs->file);
nb_clusters = size_to_clusters(s, size);
for(k = 0; k < nb_clusters;) {
k1 = k;
refcount = get_refcount(bs, k);
... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,428 | static size_t header_ext_add(char *buf, uint32_t magic, const void *s,
size_t len, size_t buflen)
{
QCowExtension *ext_backing_fmt = (QCowExtension*) buf;
size_t ext_len = sizeof(QCowExtension) + ((len + 7) & ~7);
if (buflen < ext_len) {
return -ENOSPC;
}
*ext_backing_fmt = (QCowExtens... | DoS | 0 | static size_t header_ext_add(char *buf, uint32_t magic, const void *s,
size_t len, size_t buflen)
{
QCowExtension *ext_backing_fmt = (QCowExtension*) buf;
size_t ext_len = sizeof(QCowExtension) + ((len + 7) & ~7);
if (buflen < ext_len) {
return -ENOSPC;
}
*ext_backing_fmt = (QCowExtens... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,429 | static int preallocate(BlockDriverState *bs)
{
uint64_t nb_sectors;
uint64_t offset;
uint64_t host_offset = 0;
int num;
int ret;
QCowL2Meta *meta;
nb_sectors = bdrv_getlength(bs) >> BDRV_SECTOR_BITS;
offset = 0;
while (nb_sectors) {
num = MIN(nb_sectors, INT_MAX >> BDRV_SEC... | DoS | 0 | static int preallocate(BlockDriverState *bs)
{
uint64_t nb_sectors;
uint64_t offset;
uint64_t host_offset = 0;
int num;
int ret;
QCowL2Meta *meta;
nb_sectors = bdrv_getlength(bs) >> BDRV_SECTOR_BITS;
offset = 0;
while (nb_sectors) {
num = MIN(nb_sectors, INT_MAX >> BDRV_SEC... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,430 | static int qcow2_amend_options(BlockDriverState *bs,
QEMUOptionParameter *options)
{
BDRVQcowState *s = bs->opaque;
int old_version = s->qcow_version, new_version = old_version;
uint64_t new_size = 0;
const char *backing_file = NULL, *backing_format = NULL;
bool lazy_r... | DoS | 0 | static int qcow2_amend_options(BlockDriverState *bs,
QEMUOptionParameter *options)
{
BDRVQcowState *s = bs->opaque;
int old_version = s->qcow_version, new_version = old_version;
uint64_t new_size = 0;
const char *backing_file = NULL, *backing_format = NULL;
bool lazy_r... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,431 | int qcow2_backing_read1(BlockDriverState *bs, QEMUIOVector *qiov,
int64_t sector_num, int nb_sectors)
{
int n1;
if ((sector_num + nb_sectors) <= bs->total_sectors)
return nb_sectors;
if (sector_num >= bs->total_sectors)
n1 = 0;
else
n1 = bs->total_sectors - sect... | DoS | 0 | int qcow2_backing_read1(BlockDriverState *bs, QEMUIOVector *qiov,
int64_t sector_num, int nb_sectors)
{
int n1;
if ((sector_num + nb_sectors) <= bs->total_sectors)
return nb_sectors;
if (sector_num >= bs->total_sectors)
n1 = 0;
else
n1 = bs->total_sectors - sect... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,432 | static int qcow2_change_backing_file(BlockDriverState *bs,
const char *backing_file, const char *backing_fmt)
{
pstrcpy(bs->backing_file, sizeof(bs->backing_file), backing_file ?: "");
pstrcpy(bs->backing_format, sizeof(bs->backing_format), backing_fmt ?: "");
return qcow2_update_header(bs);
}
| DoS | 0 | static int qcow2_change_backing_file(BlockDriverState *bs,
const char *backing_file, const char *backing_fmt)
{
pstrcpy(bs->backing_file, sizeof(bs->backing_file), backing_file ?: "");
pstrcpy(bs->backing_format, sizeof(bs->backing_format), backing_fmt ?: "");
return qcow2_update_header(bs);
}
| @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,433 | static int qcow2_check(BlockDriverState *bs, BdrvCheckResult *result,
BdrvCheckMode fix)
{
int ret = qcow2_check_refcounts(bs, result, fix);
if (ret < 0) {
return ret;
}
if (fix && result->check_errors == 0 && result->corruptions == 0) {
ret = qcow2_mark_clean(bs)... | DoS | 0 | static int qcow2_check(BlockDriverState *bs, BdrvCheckResult *result,
BdrvCheckMode fix)
{
int ret = qcow2_check_refcounts(bs, result, fix);
if (ret < 0) {
return ret;
}
if (fix && result->check_errors == 0 && result->corruptions == 0) {
ret = qcow2_mark_clean(bs)... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,434 | static void qcow2_close(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
g_free(s->l1_table);
/* else pre-write overlap checks in cache_destroy may crash */
s->l1_table = NULL;
if (!(bs->open_flags & BDRV_O_INCOMING)) {
qcow2_cache_flush(bs, s->l2_table_cache);
qcow2_cache_flu... | DoS | 0 | static void qcow2_close(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
g_free(s->l1_table);
/* else pre-write overlap checks in cache_destroy may crash */
s->l1_table = NULL;
if (!(bs->open_flags & BDRV_O_INCOMING)) {
qcow2_cache_flush(bs, s->l2_table_cache);
qcow2_cache_flu... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,435 | static coroutine_fn int qcow2_co_discard(BlockDriverState *bs,
int64_t sector_num, int nb_sectors)
{
int ret;
BDRVQcowState *s = bs->opaque;
qemu_co_mutex_lock(&s->lock);
ret = qcow2_discard_clusters(bs, sector_num << BDRV_SECTOR_BITS,
nb_sectors, QCOW2_DISCARD_REQUEST);
qemu_co_mutex_u... | DoS | 0 | static coroutine_fn int qcow2_co_discard(BlockDriverState *bs,
int64_t sector_num, int nb_sectors)
{
int ret;
BDRVQcowState *s = bs->opaque;
qemu_co_mutex_lock(&s->lock);
ret = qcow2_discard_clusters(bs, sector_num << BDRV_SECTOR_BITS,
nb_sectors, QCOW2_DISCARD_REQUEST);
qemu_co_mutex_u... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,436 | static coroutine_fn int qcow2_co_flush_to_os(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
int ret;
qemu_co_mutex_lock(&s->lock);
ret = qcow2_cache_flush(bs, s->l2_table_cache);
if (ret < 0) {
qemu_co_mutex_unlock(&s->lock);
return ret;
}
if (qcow2_need_accurate_re... | DoS | 0 | static coroutine_fn int qcow2_co_flush_to_os(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
int ret;
qemu_co_mutex_lock(&s->lock);
ret = qcow2_cache_flush(bs, s->l2_table_cache);
if (ret < 0) {
qemu_co_mutex_unlock(&s->lock);
return ret;
}
if (qcow2_need_accurate_re... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,437 | static int64_t coroutine_fn qcow2_co_get_block_status(BlockDriverState *bs,
int64_t sector_num, int nb_sectors, int *pnum)
{
BDRVQcowState *s = bs->opaque;
uint64_t cluster_offset;
int index_in_cluster, ret;
int64_t status = 0;
*pnum = nb_sectors;
qemu_co_mutex_lock(&s->lock);
ret =... | DoS | 0 | static int64_t coroutine_fn qcow2_co_get_block_status(BlockDriverState *bs,
int64_t sector_num, int nb_sectors, int *pnum)
{
BDRVQcowState *s = bs->opaque;
uint64_t cluster_offset;
int index_in_cluster, ret;
int64_t status = 0;
*pnum = nb_sectors;
qemu_co_mutex_lock(&s->lock);
ret =... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,438 | static coroutine_fn int qcow2_co_writev(BlockDriverState *bs,
int64_t sector_num,
int remaining_sectors,
QEMUIOVector *qiov)
{
BDRVQcowState *s = bs->opaque;
int index_in_cluster;
int ret;
int cur_nr_sectors; /* number of s... | DoS | 0 | static coroutine_fn int qcow2_co_writev(BlockDriverState *bs,
int64_t sector_num,
int remaining_sectors,
QEMUIOVector *qiov)
{
BDRVQcowState *s = bs->opaque;
int index_in_cluster;
int ret;
int cur_nr_sectors; /* number of s... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,439 | static int qcow2_create(const char *filename, QEMUOptionParameter *options,
Error **errp)
{
const char *backing_file = NULL;
const char *backing_fmt = NULL;
uint64_t sectors = 0;
int flags = 0;
size_t cluster_size = DEFAULT_CLUSTER_SIZE;
int prealloc = 0;
int version ... | DoS | 0 | static int qcow2_create(const char *filename, QEMUOptionParameter *options,
Error **errp)
{
const char *backing_file = NULL;
const char *backing_fmt = NULL;
uint64_t sectors = 0;
int flags = 0;
size_t cluster_size = DEFAULT_CLUSTER_SIZE;
int prealloc = 0;
int version ... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,440 | static int qcow2_create2(const char *filename, int64_t total_size,
const char *backing_file, const char *backing_format,
int flags, size_t cluster_size, int prealloc,
QEMUOptionParameter *options, int version,
Error **er... | DoS | 0 | static int qcow2_create2(const char *filename, int64_t total_size,
const char *backing_file, const char *backing_format,
int flags, size_t cluster_size, int prealloc,
QEMUOptionParameter *options, int version,
Error **er... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,441 | static int qcow2_downgrade(BlockDriverState *bs, int target_version)
{
BDRVQcowState *s = bs->opaque;
int current_version = s->qcow_version;
int ret;
if (target_version == current_version) {
return 0;
} else if (target_version > current_version) {
return -EINVAL;
} else if (targ... | DoS | 0 | static int qcow2_downgrade(BlockDriverState *bs, int target_version)
{
BDRVQcowState *s = bs->opaque;
int current_version = s->qcow_version;
int ret;
if (target_version == current_version) {
return 0;
} else if (target_version > current_version) {
return -EINVAL;
} else if (targ... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,442 | static int qcow2_get_info(BlockDriverState *bs, BlockDriverInfo *bdi)
{
BDRVQcowState *s = bs->opaque;
bdi->unallocated_blocks_are_zero = true;
bdi->can_write_zeroes_with_unmap = (s->qcow_version >= 3);
bdi->cluster_size = s->cluster_size;
bdi->vm_state_offset = qcow2_vm_state_offset(s);
return ... | DoS | 0 | static int qcow2_get_info(BlockDriverState *bs, BlockDriverInfo *bdi)
{
BDRVQcowState *s = bs->opaque;
bdi->unallocated_blocks_are_zero = true;
bdi->can_write_zeroes_with_unmap = (s->qcow_version >= 3);
bdi->cluster_size = s->cluster_size;
bdi->vm_state_offset = qcow2_vm_state_offset(s);
return ... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,443 | static void qcow2_invalidate_cache(BlockDriverState *bs, Error **errp)
{
BDRVQcowState *s = bs->opaque;
int flags = s->flags;
AES_KEY aes_encrypt_key;
AES_KEY aes_decrypt_key;
uint32_t crypt_method = 0;
QDict *options;
Error *local_err = NULL;
int ret;
/*
* Backing files are re... | DoS | 0 | static void qcow2_invalidate_cache(BlockDriverState *bs, Error **errp)
{
BDRVQcowState *s = bs->opaque;
int flags = s->flags;
AES_KEY aes_encrypt_key;
AES_KEY aes_decrypt_key;
uint32_t crypt_method = 0;
QDict *options;
Error *local_err = NULL;
int ret;
/*
* Backing files are re... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,444 | static int qcow2_load_vmstate(BlockDriverState *bs, uint8_t *buf,
int64_t pos, int size)
{
BDRVQcowState *s = bs->opaque;
int growable = bs->growable;
bool zero_beyond_eof = bs->zero_beyond_eof;
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_VMSTATE_LOAD);
bs->growable = 1... | DoS | 0 | static int qcow2_load_vmstate(BlockDriverState *bs, uint8_t *buf,
int64_t pos, int size)
{
BDRVQcowState *s = bs->opaque;
int growable = bs->growable;
bool zero_beyond_eof = bs->zero_beyond_eof;
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_VMSTATE_LOAD);
bs->growable = 1... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,445 | static int qcow2_mark_clean(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
if (s->incompatible_features & QCOW2_INCOMPAT_DIRTY) {
int ret = bdrv_flush(bs);
if (ret < 0) {
return ret;
}
s->incompatible_features &= ~QCOW2_INCOMPAT_DIRTY;
return qcow2_u... | DoS | 0 | static int qcow2_mark_clean(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
if (s->incompatible_features & QCOW2_INCOMPAT_DIRTY) {
int ret = bdrv_flush(bs);
if (ret < 0) {
return ret;
}
s->incompatible_features &= ~QCOW2_INCOMPAT_DIRTY;
return qcow2_u... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,446 | int qcow2_mark_consistent(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
if (s->incompatible_features & QCOW2_INCOMPAT_CORRUPT) {
int ret = bdrv_flush(bs);
if (ret < 0) {
return ret;
}
s->incompatible_features &= ~QCOW2_INCOMPAT_CORRUPT;
return qcow2... | DoS | 0 | int qcow2_mark_consistent(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
if (s->incompatible_features & QCOW2_INCOMPAT_CORRUPT) {
int ret = bdrv_flush(bs);
if (ret < 0) {
return ret;
}
s->incompatible_features &= ~QCOW2_INCOMPAT_CORRUPT;
return qcow2... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,447 | int qcow2_mark_corrupt(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
s->incompatible_features |= QCOW2_INCOMPAT_CORRUPT;
return qcow2_update_header(bs);
}
| DoS | 0 | int qcow2_mark_corrupt(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
s->incompatible_features |= QCOW2_INCOMPAT_CORRUPT;
return qcow2_update_header(bs);
}
| @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,448 | int qcow2_mark_dirty(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
uint64_t val;
int ret;
assert(s->qcow_version >= 3);
if (s->incompatible_features & QCOW2_INCOMPAT_DIRTY) {
return 0; /* already dirty */
}
val = cpu_to_be64(s->incompatible_features | QCOW2_INCOMPAT_DIRTY... | DoS | 0 | int qcow2_mark_dirty(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
uint64_t val;
int ret;
assert(s->qcow_version >= 3);
if (s->incompatible_features & QCOW2_INCOMPAT_DIRTY) {
return 0; /* already dirty */
}
val = cpu_to_be64(s->incompatible_features | QCOW2_INCOMPAT_DIRTY... | @@ -637,9 +637,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
goto fail;
}
- s->snapshots_offset = header.snapshots_offset;
- s->nb_snapshots = header.nb_snapshots;
-
/* read the level 1 table */
if (header.l1_size > 0x2000000) {
/* 32 MB L1 table is... | CWE-476 | null | null |
13,449 | static void find_new_snapshot_id(BlockDriverState *bs,
char *id_str, int id_str_size)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot *sn;
int i;
unsigned long id, id_max = 0;
for(i = 0; i < s->nb_snapshots; i++) {
sn = s->snapshots + i;
id = strtoul(s... | DoS Exec Code Overflow | 0 | static void find_new_snapshot_id(BlockDriverState *bs,
char *id_str, int id_str_size)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot *sn;
int i;
unsigned long id, id_max = 0;
for(i = 0; i < s->nb_snapshots; i++) {
sn = s->snapshots + i;
id = strtoul(s... | @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,450 | static int find_snapshot_by_id_and_name(BlockDriverState *bs,
const char *id,
const char *name)
{
BDRVQcowState *s = bs->opaque;
int i;
if (id && name) {
for (i = 0; i < s->nb_snapshots; i++) {
if (!strcmp(s... | DoS Exec Code Overflow | 0 | static int find_snapshot_by_id_and_name(BlockDriverState *bs,
const char *id,
const char *name)
{
BDRVQcowState *s = bs->opaque;
int i;
if (id && name) {
for (i = 0; i < s->nb_snapshots; i++) {
if (!strcmp(s... | @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,451 | static int find_snapshot_by_id_or_name(BlockDriverState *bs,
const char *id_or_name)
{
int ret;
ret = find_snapshot_by_id_and_name(bs, id_or_name, NULL);
if (ret >= 0) {
return ret;
}
return find_snapshot_by_id_and_name(bs, NULL, id_or_name);
}
| DoS Exec Code Overflow | 0 | static int find_snapshot_by_id_or_name(BlockDriverState *bs,
const char *id_or_name)
{
int ret;
ret = find_snapshot_by_id_and_name(bs, id_or_name, NULL);
if (ret >= 0) {
return ret;
}
return find_snapshot_by_id_and_name(bs, NULL, id_or_name);
}
| @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,452 | void qcow2_free_snapshots(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
int i;
for(i = 0; i < s->nb_snapshots; i++) {
g_free(s->snapshots[i].name);
g_free(s->snapshots[i].id_str);
}
g_free(s->snapshots);
s->snapshots = NULL;
s->nb_snapshots = 0;
}
| DoS Exec Code Overflow | 0 | void qcow2_free_snapshots(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
int i;
for(i = 0; i < s->nb_snapshots; i++) {
g_free(s->snapshots[i].name);
g_free(s->snapshots[i].id_str);
}
g_free(s->snapshots);
s->snapshots = NULL;
s->nb_snapshots = 0;
}
| @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,453 | int qcow2_read_snapshots(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshotHeader h;
QCowSnapshotExtraData extra;
QCowSnapshot *sn;
int i, id_str_size, name_size;
int64_t offset;
uint32_t extra_data_size;
int ret;
if (!s->nb_snapshots) {
s->snapshots = NULL;... | DoS Exec Code Overflow | 0 | int qcow2_read_snapshots(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshotHeader h;
QCowSnapshotExtraData extra;
QCowSnapshot *sn;
int i, id_str_size, name_size;
int64_t offset;
uint32_t extra_data_size;
int ret;
if (!s->nb_snapshots) {
s->snapshots = NULL;... | @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,454 | int qcow2_snapshot_create(BlockDriverState *bs, QEMUSnapshotInfo *sn_info)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot *new_snapshot_list = NULL;
QCowSnapshot *old_snapshot_list = NULL;
QCowSnapshot sn1, *sn = &sn1;
int i, ret;
uint64_t *l1_table = NULL;
int64_t l1_table_offset;
if (s... | DoS Exec Code Overflow | 0 | int qcow2_snapshot_create(BlockDriverState *bs, QEMUSnapshotInfo *sn_info)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot *new_snapshot_list = NULL;
QCowSnapshot *old_snapshot_list = NULL;
QCowSnapshot sn1, *sn = &sn1;
int i, ret;
uint64_t *l1_table = NULL;
int64_t l1_table_offset;
if (s... | @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,455 | int qcow2_snapshot_delete(BlockDriverState *bs,
const char *snapshot_id,
const char *name,
Error **errp)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot sn;
int snapshot_index, ret;
/* Search the snapshot */
snapshot_index ... | DoS Exec Code Overflow | 0 | int qcow2_snapshot_delete(BlockDriverState *bs,
const char *snapshot_id,
const char *name,
Error **errp)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot sn;
int snapshot_index, ret;
/* Search the snapshot */
snapshot_index ... | @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,456 | int qcow2_snapshot_list(BlockDriverState *bs, QEMUSnapshotInfo **psn_tab)
{
BDRVQcowState *s = bs->opaque;
QEMUSnapshotInfo *sn_tab, *sn_info;
QCowSnapshot *sn;
int i;
if (!s->nb_snapshots) {
*psn_tab = NULL;
return s->nb_snapshots;
}
sn_tab = g_malloc0(s->nb_snapshots * si... | DoS Exec Code Overflow | 0 | int qcow2_snapshot_list(BlockDriverState *bs, QEMUSnapshotInfo **psn_tab)
{
BDRVQcowState *s = bs->opaque;
QEMUSnapshotInfo *sn_tab, *sn_info;
QCowSnapshot *sn;
int i;
if (!s->nb_snapshots) {
*psn_tab = NULL;
return s->nb_snapshots;
}
sn_tab = g_malloc0(s->nb_snapshots * si... | @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,457 | static int qcow2_write_snapshots(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot *sn;
QCowSnapshotHeader h;
QCowSnapshotExtraData extra;
int i, name_size, id_str_size, snapshots_size;
struct {
uint32_t nb_snapshots;
uint64_t snapshots_offset;
} QEMU_PACKED... | DoS Exec Code Overflow | 0 | static int qcow2_write_snapshots(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
QCowSnapshot *sn;
QCowSnapshotHeader h;
QCowSnapshotExtraData extra;
int i, name_size, id_str_size, snapshots_size;
struct {
uint32_t nb_snapshots;
uint64_t snapshots_offset;
} QEMU_PACKED... | @@ -680,7 +680,7 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs,
sn = &s->snapshots[snapshot_index];
/* Allocate and read in the snapshot's L1 table */
- new_l1_bytes = s->l1_size * sizeof(uint64_t);
+ new_l1_bytes = sn->l1_size * sizeof(uint64_t);
new_l1_table = g_malloc0(align_offset(new_l... | CWE-119 | null | null |
13,458 | static int dmg_open(BlockDriverState *bs, QDict *options, int flags,
Error **errp)
{
ret = -EINVAL;
goto fail;
}
| DoS Exec Code Overflow | 0 | static int dmg_open(BlockDriverState *bs, QDict *options, int flags,
Error **errp)
{
ret = -EINVAL;
goto fail;
}
| @@ -100,6 +100,37 @@ static int read_uint32(BlockDriverState *bs, int64_t offset, uint32_t *result)
return 0;
}
+/* Increase max chunk sizes, if necessary. This function is used to calculate
+ * the buffer sizes needed for compressed/uncompressed chunk I/O.
+ */
+static void update_max_chunk_size(BDRVDMGState ... | CWE-119 | null | null |
13,459 | static int read_uint32(BlockDriverState *bs, int64_t offset, uint32_t *result)
{
uint32_t buffer;
int ret;
ret = bdrv_pread(bs->file, offset, &buffer, 4);
if (ret < 0) {
return ret;
}
*result = be32_to_cpu(buffer);
return 0;
}
| DoS Exec Code Overflow | 0 | static int read_uint32(BlockDriverState *bs, int64_t offset, uint32_t *result)
{
uint32_t buffer;
int ret;
ret = bdrv_pread(bs->file, offset, &buffer, 4);
if (ret < 0) {
return ret;
}
*result = be32_to_cpu(buffer);
return 0;
}
| @@ -100,6 +100,37 @@ static int read_uint32(BlockDriverState *bs, int64_t offset, uint32_t *result)
return 0;
}
+/* Increase max chunk sizes, if necessary. This function is used to calculate
+ * the buffer sizes needed for compressed/uncompressed chunk I/O.
+ */
+static void update_max_chunk_size(BDRVDMGState ... | CWE-119 | null | null |
13,460 | static void bdrv_bochs_init(void)
{
bdrv_register(&bdrv_bochs);
}
| DoS Overflow Mem. Corr. | 0 | static void bdrv_bochs_init(void)
{
bdrv_register(&bdrv_bochs);
}
| @@ -123,7 +123,14 @@ static int bochs_open(BlockDriverState *bs, QDict *options, int flags,
bs->total_sectors = le64_to_cpu(bochs.extra.redolog.disk) / 512;
}
+ /* Limit to 1M entries to avoid unbounded allocation. This is what is
+ * needed for the largest image that bximage can create (~8 TB). ... | CWE-190 | null | null |
13,461 | static void bochs_close(BlockDriverState *bs)
{
BDRVBochsState *s = bs->opaque;
g_free(s->catalog_bitmap);
}
| DoS Overflow Mem. Corr. | 0 | static void bochs_close(BlockDriverState *bs)
{
BDRVBochsState *s = bs->opaque;
g_free(s->catalog_bitmap);
}
| @@ -123,7 +123,14 @@ static int bochs_open(BlockDriverState *bs, QDict *options, int flags,
bs->total_sectors = le64_to_cpu(bochs.extra.redolog.disk) / 512;
}
+ /* Limit to 1M entries to avoid unbounded allocation. This is what is
+ * needed for the largest image that bximage can create (~8 TB). ... | CWE-190 | null | null |
13,462 | static coroutine_fn int bochs_co_read(BlockDriverState *bs, int64_t sector_num,
uint8_t *buf, int nb_sectors)
{
int ret;
BDRVBochsState *s = bs->opaque;
qemu_co_mutex_lock(&s->lock);
ret = bochs_read(bs, sector_num, buf, nb_sectors);
qemu_co_mutex_unlock(&s->loc... | DoS Overflow Mem. Corr. | 0 | static coroutine_fn int bochs_co_read(BlockDriverState *bs, int64_t sector_num,
uint8_t *buf, int nb_sectors)
{
int ret;
BDRVBochsState *s = bs->opaque;
qemu_co_mutex_lock(&s->lock);
ret = bochs_read(bs, sector_num, buf, nb_sectors);
qemu_co_mutex_unlock(&s->loc... | @@ -123,7 +123,14 @@ static int bochs_open(BlockDriverState *bs, QDict *options, int flags,
bs->total_sectors = le64_to_cpu(bochs.extra.redolog.disk) / 512;
}
+ /* Limit to 1M entries to avoid unbounded allocation. This is what is
+ * needed for the largest image that bximage can create (~8 TB). ... | CWE-190 | null | null |
13,463 | static int bochs_probe(const uint8_t *buf, int buf_size, const char *filename)
{
const struct bochs_header *bochs = (const void *)buf;
if (buf_size < HEADER_SIZE)
return 0;
if (!strcmp(bochs->magic, HEADER_MAGIC) &&
!strcmp(bochs->type, REDOLOG_TYPE) &&
!strcmp(bochs->subtype, GROWING_TYPE) &&
((le32_... | DoS Overflow Mem. Corr. | 0 | static int bochs_probe(const uint8_t *buf, int buf_size, const char *filename)
{
const struct bochs_header *bochs = (const void *)buf;
if (buf_size < HEADER_SIZE)
return 0;
if (!strcmp(bochs->magic, HEADER_MAGIC) &&
!strcmp(bochs->type, REDOLOG_TYPE) &&
!strcmp(bochs->subtype, GROWING_TYPE) &&
((le32_... | @@ -123,7 +123,14 @@ static int bochs_open(BlockDriverState *bs, QDict *options, int flags,
bs->total_sectors = le64_to_cpu(bochs.extra.redolog.disk) / 512;
}
+ /* Limit to 1M entries to avoid unbounded allocation. This is what is
+ * needed for the largest image that bximage can create (~8 TB). ... | CWE-190 | null | null |
13,464 | static int bochs_read(BlockDriverState *bs, int64_t sector_num,
uint8_t *buf, int nb_sectors)
{
int ret;
while (nb_sectors > 0) {
int64_t block_offset = seek_to_sector(bs, sector_num);
if (block_offset >= 0) {
ret = bdrv_pread(bs->file, block_offset, buf, 512);
... | DoS Overflow Mem. Corr. | 0 | static int bochs_read(BlockDriverState *bs, int64_t sector_num,
uint8_t *buf, int nb_sectors)
{
int ret;
while (nb_sectors > 0) {
int64_t block_offset = seek_to_sector(bs, sector_num);
if (block_offset >= 0) {
ret = bdrv_pread(bs->file, block_offset, buf, 512);
... | @@ -123,7 +123,14 @@ static int bochs_open(BlockDriverState *bs, QDict *options, int flags,
bs->total_sectors = le64_to_cpu(bochs.extra.redolog.disk) / 512;
}
+ /* Limit to 1M entries to avoid unbounded allocation. This is what is
+ * needed for the largest image that bximage can create (~8 TB). ... | CWE-190 | null | null |
13,465 | static int64_t alloc_clusters_noref(BlockDriverState *bs, int64_t size)
{
BDRVQcowState *s = bs->opaque;
int i, nb_clusters, refcount;
nb_clusters = size_to_clusters(s, size);
retry:
for(i = 0; i < nb_clusters; i++) {
int64_t next_cluster_index = s->free_cluster_index++;
refcount = get_... | DoS Overflow Mem. Corr. | 0 | static int64_t alloc_clusters_noref(BlockDriverState *bs, int64_t size)
{
BDRVQcowState *s = bs->opaque;
int i, nb_clusters, refcount;
nb_clusters = size_to_clusters(s, size);
retry:
for(i = 0; i < nb_clusters; i++) {
int64_t next_cluster_index = s->free_cluster_index++;
refcount = get_... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,466 | static int alloc_refcount_block(BlockDriverState *bs,
int64_t cluster_index, uint16_t **refcount_block)
{
BDRVQcowState *s = bs->opaque;
unsigned int refcount_table_index;
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_REFBLOCK_ALLOC);
/* Find the refcount block for the given cluster */
refcount_t... | DoS Overflow Mem. Corr. | 0 | static int alloc_refcount_block(BlockDriverState *bs,
int64_t cluster_index, uint16_t **refcount_block)
{
BDRVQcowState *s = bs->opaque;
unsigned int refcount_table_index;
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_REFBLOCK_ALLOC);
/* Find the refcount block for the given cluster */
refcount_t... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,467 | static int check_oflag_copied(BlockDriverState *bs, BdrvCheckResult *res,
BdrvCheckMode fix)
{
BDRVQcowState *s = bs->opaque;
uint64_t *l2_table = qemu_blockalign(bs, s->cluster_size);
int ret;
int refcount;
int i, j;
for (i = 0; i < s->l1_size; i++) {
uint... | DoS Overflow Mem. Corr. | 0 | static int check_oflag_copied(BlockDriverState *bs, BdrvCheckResult *res,
BdrvCheckMode fix)
{
BDRVQcowState *s = bs->opaque;
uint64_t *l2_table = qemu_blockalign(bs, s->cluster_size);
int ret;
int refcount;
int i, j;
for (i = 0; i < s->l1_size; i++) {
uint... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,468 | static int check_refcounts_l1(BlockDriverState *bs,
BdrvCheckResult *res,
uint16_t *refcount_table,
int refcount_table_size,
int64_t l1_table_offset, int l1_size,
int fla... | DoS Overflow Mem. Corr. | 0 | static int check_refcounts_l1(BlockDriverState *bs,
BdrvCheckResult *res,
uint16_t *refcount_table,
int refcount_table_size,
int64_t l1_table_offset, int l1_size,
int fla... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,469 | static int check_refcounts_l2(BlockDriverState *bs, BdrvCheckResult *res,
uint16_t *refcount_table, int refcount_table_size, int64_t l2_offset,
int flags)
{
BDRVQcowState *s = bs->opaque;
uint64_t *l2_table, l2_entry;
uint64_t next_contiguous_offset = 0;
int i, l2_size, nb_csectors;
/* Read... | DoS Overflow Mem. Corr. | 0 | static int check_refcounts_l2(BlockDriverState *bs, BdrvCheckResult *res,
uint16_t *refcount_table, int refcount_table_size, int64_t l2_offset,
int flags)
{
BDRVQcowState *s = bs->opaque;
uint64_t *l2_table, l2_entry;
uint64_t next_contiguous_offset = 0;
int i, l2_size, nb_csectors;
/* Read... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,470 | static int in_same_refcount_block(BDRVQcowState *s, uint64_t offset_a,
uint64_t offset_b)
{
uint64_t block_a = offset_a >> (2 * s->cluster_bits - REFCOUNT_SHIFT);
uint64_t block_b = offset_b >> (2 * s->cluster_bits - REFCOUNT_SHIFT);
return (block_a == block_b);
}
| DoS Overflow Mem. Corr. | 0 | static int in_same_refcount_block(BDRVQcowState *s, uint64_t offset_a,
uint64_t offset_b)
{
uint64_t block_a = offset_a >> (2 * s->cluster_bits - REFCOUNT_SHIFT);
uint64_t block_b = offset_b >> (2 * s->cluster_bits - REFCOUNT_SHIFT);
return (block_a == block_b);
}
| @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,471 | static void inc_refcounts(BlockDriverState *bs,
BdrvCheckResult *res,
uint16_t *refcount_table,
int refcount_table_size,
int64_t offset, int64_t size)
{
BDRVQcowState *s = bs->opaque;
int64_t start, last, clu... | DoS Overflow Mem. Corr. | 0 | static void inc_refcounts(BlockDriverState *bs,
BdrvCheckResult *res,
uint16_t *refcount_table,
int refcount_table_size,
int64_t offset, int64_t size)
{
BDRVQcowState *s = bs->opaque;
int64_t start, last, clu... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,472 | static unsigned int next_refcount_table_size(BDRVQcowState *s,
unsigned int min_size)
{
unsigned int min_clusters = (min_size >> (s->cluster_bits - 3)) + 1;
unsigned int refcount_table_clusters =
MAX(1, s->refcount_table_size >> (s->cluster_bits - 3));
while (min_clusters > refcount_table_clust... | DoS Overflow Mem. Corr. | 0 | static unsigned int next_refcount_table_size(BDRVQcowState *s,
unsigned int min_size)
{
unsigned int min_clusters = (min_size >> (s->cluster_bits - 3)) + 1;
unsigned int refcount_table_clusters =
MAX(1, s->refcount_table_size >> (s->cluster_bits - 3));
while (min_clusters > refcount_table_clust... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,473 | int64_t qcow2_alloc_bytes(BlockDriverState *bs, int size)
{
BDRVQcowState *s = bs->opaque;
int64_t offset, cluster_offset;
int free_in_cluster;
BLKDBG_EVENT(bs->file, BLKDBG_CLUSTER_ALLOC_BYTES);
assert(size > 0 && size <= s->cluster_size);
if (s->free_byte_offset == 0) {
offset = qcow2... | DoS Overflow Mem. Corr. | 0 | int64_t qcow2_alloc_bytes(BlockDriverState *bs, int size)
{
BDRVQcowState *s = bs->opaque;
int64_t offset, cluster_offset;
int free_in_cluster;
BLKDBG_EVENT(bs->file, BLKDBG_CLUSTER_ALLOC_BYTES);
assert(size > 0 && size <= s->cluster_size);
if (s->free_byte_offset == 0) {
offset = qcow2... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,474 | int64_t qcow2_alloc_clusters(BlockDriverState *bs, int64_t size)
{
int64_t offset;
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_CLUSTER_ALLOC);
do {
offset = alloc_clusters_noref(bs, size);
if (offset < 0) {
return offset;
}
ret = update_refcount(bs, offset, size,... | DoS Overflow Mem. Corr. | 0 | int64_t qcow2_alloc_clusters(BlockDriverState *bs, int64_t size)
{
int64_t offset;
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_CLUSTER_ALLOC);
do {
offset = alloc_clusters_noref(bs, size);
if (offset < 0) {
return offset;
}
ret = update_refcount(bs, offset, size,... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,475 | int qcow2_alloc_clusters_at(BlockDriverState *bs, uint64_t offset,
int nb_clusters)
{
BDRVQcowState *s = bs->opaque;
uint64_t cluster_index;
uint64_t i;
int refcount, ret;
assert(nb_clusters >= 0);
if (nb_clusters == 0) {
return 0;
}
do {
/* Check how many clusters ... | DoS Overflow Mem. Corr. | 0 | int qcow2_alloc_clusters_at(BlockDriverState *bs, uint64_t offset,
int nb_clusters)
{
BDRVQcowState *s = bs->opaque;
uint64_t cluster_index;
uint64_t i;
int refcount, ret;
assert(nb_clusters >= 0);
if (nb_clusters == 0) {
return 0;
}
do {
/* Check how many clusters ... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,476 | int qcow2_check_metadata_overlap(BlockDriverState *bs, int ign, int64_t offset,
int64_t size)
{
BDRVQcowState *s = bs->opaque;
int chk = s->overlap_check & ~ign;
int i, j;
if (!size) {
return 0;
}
if (chk & QCOW2_OL_MAIN_HEADER) {
if (offset < s... | DoS Overflow Mem. Corr. | 0 | int qcow2_check_metadata_overlap(BlockDriverState *bs, int ign, int64_t offset,
int64_t size)
{
BDRVQcowState *s = bs->opaque;
int chk = s->overlap_check & ~ign;
int i, j;
if (!size) {
return 0;
}
if (chk & QCOW2_OL_MAIN_HEADER) {
if (offset < s... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,477 | int qcow2_check_refcounts(BlockDriverState *bs, BdrvCheckResult *res,
BdrvCheckMode fix)
{
BDRVQcowState *s = bs->opaque;
int64_t size, i, highest_cluster;
int nb_clusters, refcount1, refcount2;
QCowSnapshot *sn;
uint16_t *refcount_table;
int ret;
size = bdrv_getle... | DoS Overflow Mem. Corr. | 0 | int qcow2_check_refcounts(BlockDriverState *bs, BdrvCheckResult *res,
BdrvCheckMode fix)
{
BDRVQcowState *s = bs->opaque;
int64_t size, i, highest_cluster;
int nb_clusters, refcount1, refcount2;
QCowSnapshot *sn;
uint16_t *refcount_table;
int ret;
size = bdrv_getle... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,478 | void qcow2_free_any_clusters(BlockDriverState *bs, uint64_t l2_entry,
int nb_clusters, enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
switch (qcow2_get_cluster_type(l2_entry)) {
case QCOW2_CLUSTER_COMPRESSED:
{
int nb_csectors;
nb... | DoS Overflow Mem. Corr. | 0 | void qcow2_free_any_clusters(BlockDriverState *bs, uint64_t l2_entry,
int nb_clusters, enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
switch (qcow2_get_cluster_type(l2_entry)) {
case QCOW2_CLUSTER_COMPRESSED:
{
int nb_csectors;
nb... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,479 | void qcow2_free_clusters(BlockDriverState *bs,
int64_t offset, int64_t size,
enum qcow2_discard_type type)
{
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_CLUSTER_FREE);
ret = update_refcount(bs, offset, size, -1, type);
if (ret < 0) {
fprintf(stderr... | DoS Overflow Mem. Corr. | 0 | void qcow2_free_clusters(BlockDriverState *bs,
int64_t offset, int64_t size,
enum qcow2_discard_type type)
{
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_CLUSTER_FREE);
ret = update_refcount(bs, offset, size, -1, type);
if (ret < 0) {
fprintf(stderr... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,480 | int qcow2_pre_write_overlap_check(BlockDriverState *bs, int ign, int64_t offset,
int64_t size)
{
int ret = qcow2_check_metadata_overlap(bs, ign, offset, size);
if (ret < 0) {
return ret;
} else if (ret > 0) {
int metadata_ol_bitnr = ffs(ret) - 1;
ch... | DoS Overflow Mem. Corr. | 0 | int qcow2_pre_write_overlap_check(BlockDriverState *bs, int ign, int64_t offset,
int64_t size)
{
int ret = qcow2_check_metadata_overlap(bs, ign, offset, size);
if (ret < 0) {
return ret;
} else if (ret > 0) {
int metadata_ol_bitnr = ffs(ret) - 1;
ch... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,481 | void qcow2_process_discards(BlockDriverState *bs, int ret)
{
BDRVQcowState *s = bs->opaque;
Qcow2DiscardRegion *d, *next;
QTAILQ_FOREACH_SAFE(d, &s->discards, next, next) {
QTAILQ_REMOVE(&s->discards, d, next);
/* Discard is optional, ignore the return value */
if (ret >= 0) {
... | DoS Overflow Mem. Corr. | 0 | void qcow2_process_discards(BlockDriverState *bs, int ret)
{
BDRVQcowState *s = bs->opaque;
Qcow2DiscardRegion *d, *next;
QTAILQ_FOREACH_SAFE(d, &s->discards, next, next) {
QTAILQ_REMOVE(&s->discards, d, next);
/* Discard is optional, ignore the return value */
if (ret >= 0) {
... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,482 | void qcow2_refcount_close(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
g_free(s->refcount_table);
}
| DoS Overflow Mem. Corr. | 0 | void qcow2_refcount_close(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
g_free(s->refcount_table);
}
| @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,483 | int qcow2_refcount_init(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
unsigned int refcount_table_size2, i;
int ret;
assert(s->refcount_table_size <= INT_MAX / sizeof(uint64_t));
refcount_table_size2 = s->refcount_table_size * sizeof(uint64_t);
s->refcount_table = g_malloc(refcount_tab... | DoS Overflow Mem. Corr. | 0 | int qcow2_refcount_init(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
unsigned int refcount_table_size2, i;
int ret;
assert(s->refcount_table_size <= INT_MAX / sizeof(uint64_t));
refcount_table_size2 = s->refcount_table_size * sizeof(uint64_t);
s->refcount_table = g_malloc(refcount_tab... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,484 | int qcow2_update_cluster_refcount(BlockDriverState *bs,
int64_t cluster_index,
int addend,
enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
int ret;
ret = update_refcount(bs, cluster_index <<... | DoS Overflow Mem. Corr. | 0 | int qcow2_update_cluster_refcount(BlockDriverState *bs,
int64_t cluster_index,
int addend,
enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
int ret;
ret = update_refcount(bs, cluster_index <<... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,485 | int qcow2_update_snapshot_refcount(BlockDriverState *bs,
int64_t l1_table_offset, int l1_size, int addend)
{
BDRVQcowState *s = bs->opaque;
uint64_t *l1_table, *l2_table, l2_offset, offset, l1_size2, l1_allocated;
int64_t old_offset, old_l2_offset;
int i, j, l1_modified = 0, nb_csectors, refcount;
... | DoS Overflow Mem. Corr. | 0 | int qcow2_update_snapshot_refcount(BlockDriverState *bs,
int64_t l1_table_offset, int l1_size, int addend)
{
BDRVQcowState *s = bs->opaque;
uint64_t *l1_table, *l2_table, l2_offset, offset, l1_size2, l1_allocated;
int64_t old_offset, old_l2_offset;
int i, j, l1_modified = 0, nb_csectors, refcount;
... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,486 | static int64_t realloc_refcount_block(BlockDriverState *bs, int reftable_index,
uint64_t offset)
{
BDRVQcowState *s = bs->opaque;
int64_t new_offset = 0;
void *refcount_block = NULL;
int ret;
/* allocate new refcount block */
new_offset = qcow2_alloc_cluste... | DoS Overflow Mem. Corr. | 0 | static int64_t realloc_refcount_block(BlockDriverState *bs, int reftable_index,
uint64_t offset)
{
BDRVQcowState *s = bs->opaque;
int64_t new_offset = 0;
void *refcount_block = NULL;
int ret;
/* allocate new refcount block */
new_offset = qcow2_alloc_cluste... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,487 | static int QEMU_WARN_UNUSED_RESULT update_refcount(BlockDriverState *bs,
int64_t offset, int64_t length, int addend, enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
int64_t start, last, cluster_offset;
uint16_t *refcount_block = NULL;
int64_t old_table_index = -1;
int ret;
#ifdef... | DoS Overflow Mem. Corr. | 0 | static int QEMU_WARN_UNUSED_RESULT update_refcount(BlockDriverState *bs,
int64_t offset, int64_t length, int addend, enum qcow2_discard_type type)
{
BDRVQcowState *s = bs->opaque;
int64_t start, last, cluster_offset;
uint16_t *refcount_block = NULL;
int64_t old_table_index = -1;
int ret;
#ifdef... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,488 | static void update_refcount_discard(BlockDriverState *bs,
uint64_t offset, uint64_t length)
{
BDRVQcowState *s = bs->opaque;
Qcow2DiscardRegion *d, *p, *next;
QTAILQ_FOREACH(d, &s->discards, next) {
uint64_t new_start = MIN(offset, d->offset);
uint64_t ne... | DoS Overflow Mem. Corr. | 0 | static void update_refcount_discard(BlockDriverState *bs,
uint64_t offset, uint64_t length)
{
BDRVQcowState *s = bs->opaque;
Qcow2DiscardRegion *d, *p, *next;
QTAILQ_FOREACH(d, &s->discards, next) {
uint64_t new_start = MIN(offset, d->offset);
uint64_t ne... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,489 | static int write_reftable_entry(BlockDriverState *bs, int rt_index)
{
BDRVQcowState *s = bs->opaque;
uint64_t buf[RT_ENTRIES_PER_SECTOR];
int rt_start_index;
int i, ret;
rt_start_index = rt_index & ~(RT_ENTRIES_PER_SECTOR - 1);
for (i = 0; i < RT_ENTRIES_PER_SECTOR; i++) {
buf[i] = cpu_... | DoS Overflow Mem. Corr. | 0 | static int write_reftable_entry(BlockDriverState *bs, int rt_index)
{
BDRVQcowState *s = bs->opaque;
uint64_t buf[RT_ENTRIES_PER_SECTOR];
int rt_start_index;
int i, ret;
rt_start_index = rt_index & ~(RT_ENTRIES_PER_SECTOR - 1);
for (i = 0; i < RT_ENTRIES_PER_SECTOR; i++) {
buf[i] = cpu_... | @@ -89,7 +89,7 @@ static int load_refcount_block(BlockDriverState *bs,
static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
- int refcount_table_index, block_index;
+ uint64_t refcount_table_index, block_index;
int64_t refcount_block_offset;
int re... | CWE-190 | null | null |
13,490 | static int qcow2_probe(const uint8_t *buf, int buf_size, const char *filename)
{
const QCowHeader *cow_header = (const void *)buf;
if (buf_size >= sizeof(QCowHeader) &&
be32_to_cpu(cow_header->magic) == QCOW_MAGIC &&
be32_to_cpu(cow_header->version) >= 2)
return 100;
else
re... | DoS Overflow Mem. Corr. | 0 | static int qcow2_probe(const uint8_t *buf, int buf_size, const char *filename)
{
const QCowHeader *cow_header = (const void *)buf;
if (buf_size >= sizeof(QCowHeader) &&
be32_to_cpu(cow_header->magic) == QCOW_MAGIC &&
be32_to_cpu(cow_header->version) >= 2)
return 100;
else
re... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,491 | static int qcow2_read_extensions(BlockDriverState *bs, uint64_t start_offset,
uint64_t end_offset, void **p_feature_table,
Error **errp)
{
BDRVQcowState *s = bs->opaque;
QCowExtension ext;
uint64_t offset;
int ret;
#ifdef DEBUG_EXT
p... | DoS Overflow Mem. Corr. | 0 | static int qcow2_read_extensions(BlockDriverState *bs, uint64_t start_offset,
uint64_t end_offset, void **p_feature_table,
Error **errp)
{
BDRVQcowState *s = bs->opaque;
QCowExtension ext;
uint64_t offset;
int ret;
#ifdef DEBUG_EXT
p... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,492 | static int qcow2_refresh_limits(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
bs->bl.write_zeroes_alignment = s->cluster_sectors;
return 0;
}
| DoS Overflow Mem. Corr. | 0 | static int qcow2_refresh_limits(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
bs->bl.write_zeroes_alignment = s->cluster_sectors;
return 0;
}
| @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,493 | static int qcow2_reopen_prepare(BDRVReopenState *state,
BlockReopenQueue *queue, Error **errp)
{
return 0;
}
| DoS Overflow Mem. Corr. | 0 | static int qcow2_reopen_prepare(BDRVReopenState *state,
BlockReopenQueue *queue, Error **errp)
{
return 0;
}
| @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,494 | static int qcow2_save_vmstate(BlockDriverState *bs, QEMUIOVector *qiov,
int64_t pos)
{
BDRVQcowState *s = bs->opaque;
int64_t total_sectors = bs->total_sectors;
int growable = bs->growable;
bool zero_beyond_eof = bs->zero_beyond_eof;
int ret;
BLKDBG_EVENT(bs->file,... | DoS Overflow Mem. Corr. | 0 | static int qcow2_save_vmstate(BlockDriverState *bs, QEMUIOVector *qiov,
int64_t pos)
{
BDRVQcowState *s = bs->opaque;
int64_t total_sectors = bs->total_sectors;
int growable = bs->growable;
bool zero_beyond_eof = bs->zero_beyond_eof;
int ret;
BLKDBG_EVENT(bs->file,... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,495 | static int qcow2_set_key(BlockDriverState *bs, const char *key)
{
BDRVQcowState *s = bs->opaque;
uint8_t keybuf[16];
int len, i;
memset(keybuf, 0, 16);
len = strlen(key);
if (len > 16)
len = 16;
/* XXX: we could compress the chars to 7 bits to increase
entropy */
for(i = ... | DoS Overflow Mem. Corr. | 0 | static int qcow2_set_key(BlockDriverState *bs, const char *key)
{
BDRVQcowState *s = bs->opaque;
uint8_t keybuf[16];
int len, i;
memset(keybuf, 0, 16);
len = strlen(key);
if (len > 16)
len = 16;
/* XXX: we could compress the chars to 7 bits to increase
entropy */
for(i = ... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,496 | int qcow2_update_header(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
QCowHeader *header;
char *buf;
size_t buflen = s->cluster_size;
int ret;
uint64_t total_size;
uint32_t refcount_table_clusters;
size_t header_length;
Qcow2UnknownHeaderExtension *uext;
buf = qemu_bloc... | DoS Overflow Mem. Corr. | 0 | int qcow2_update_header(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
QCowHeader *header;
char *buf;
size_t buflen = s->cluster_size;
int ret;
uint64_t total_size;
uint32_t refcount_table_clusters;
size_t header_length;
Qcow2UnknownHeaderExtension *uext;
buf = qemu_bloc... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,497 | static int qcow2_write_compressed(BlockDriverState *bs, int64_t sector_num,
const uint8_t *buf, int nb_sectors)
{
BDRVQcowState *s = bs->opaque;
z_stream strm;
int ret, out_len;
uint8_t *out_buf;
uint64_t cluster_offset;
if (nb_sectors == 0) {
/* align ... | DoS Overflow Mem. Corr. | 0 | static int qcow2_write_compressed(BlockDriverState *bs, int64_t sector_num,
const uint8_t *buf, int nb_sectors)
{
BDRVQcowState *s = bs->opaque;
z_stream strm;
int ret, out_len;
uint8_t *out_buf;
uint64_t cluster_offset;
if (nb_sectors == 0) {
/* align ... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,498 | static void GCC_FMT_ATTR(3, 4) report_unsupported(BlockDriverState *bs,
Error **errp, const char *fmt, ...)
{
char msg[64];
va_list ap;
va_start(ap, fmt);
vsnprintf(msg, sizeof(msg), fmt, ap);
va_end(ap);
error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, bs->device_name, "qcow2",
... | DoS Overflow Mem. Corr. | 0 | static void GCC_FMT_ATTR(3, 4) report_unsupported(BlockDriverState *bs,
Error **errp, const char *fmt, ...)
{
char msg[64];
va_list ap;
va_start(ap, fmt);
vsnprintf(msg, sizeof(msg), fmt, ap);
va_end(ap);
error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, bs->device_name, "qcow2",
... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
13,499 | static void report_unsupported_feature(BlockDriverState *bs,
Error **errp, Qcow2Feature *table, uint64_t mask)
{
while (table && table->name[0] != '\0') {
if (table->type == QCOW2_FEAT_TYPE_INCOMPATIBLE) {
if (mask & (1 << table->bit)) {
report_unsupported(bs, errp, "%.46s", ... | DoS Overflow Mem. Corr. | 0 | static void report_unsupported_feature(BlockDriverState *bs,
Error **errp, Qcow2Feature *table, uint64_t mask)
{
while (table && table->name[0] != '\0') {
if (table->type == QCOW2_FEAT_TYPE_INCOMPATIBLE) {
if (mask & (1 << table->bit)) {
report_unsupported(bs, errp, "%.46s", ... | @@ -638,9 +638,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* read the level 1 table */
- if (header.l1_size > 0x2000000) {
- /* 32 MB L1 table is enough for 2 PB images at 64k cluster size
- * (128 GB for 512 byte clusters, 2 EB for 2 MB clusters) */
+ ... | CWE-190 | null | null |
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