id stringlengths 17 22 | content stringlengths 73 485k |
|---|---|
diversevul_data_1 | added an extra check while checking the padding.
int _gnutls_ciphertext2compressed(gnutls_session_t session,
opaque * compress_data,
int compress_size,
gnutls_datum_t ciphertext, uint8 type)
{
uint8 MAC[MAX_HASH_SIZE];
uint16 c_length;
uint8 pad;
int length;
mac_hd_t td;
uint1... |
diversevul_data_2 | Improve check for :memory: pseudo-filename in SQlite
static char *make_filename_safe(const char *filename TSRMLS_DC)
{
if (*filename && strncmp(filename, ":memory:", sizeof(":memory:")-1)) {
char *fullpath = expand_filepath(filename, NULL TSRMLS_CC);
if (!fullpath) {
return NULL;
}
if (PG(safe_mode) && (... |
diversevul_data_3 | uncompress: fix buffer underrun by corrupted input
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
unpack_Z_stream(int fd_in, int fd_out)
{
IF_DESKTOP(long long total_written = 0;)
IF_DESKTOP(long long) int retval = -1;
unsigned char *stackp;
long code;
int finchar;
long oldcode;
long incode;
int inb... |
diversevul_data_4 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_5 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_6 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_7 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_8 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_9 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_10 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_11 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_12 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_13 | CVE-2007-1320 - Cirrus LGD-54XX "bitblt" heap overflow
I have just noticed that patch for CVE-2007-1320 has never been applied
to the QEMU CVS. Please find it below.
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and
| possib... |
diversevul_data_14 | CVE-2008-4539: fix a heap overflow in Cirrus emulation
The code in hw/cirrus_vga.c has changed a lot between CVE-2007-1320 has
been announced and the patch has been applied. As a consequence it has
wrongly applied and QEMU is still vulnerable to this bug if using VNC.
(noticed by Jan Niehusmann)
Signed-off-by: Aurel... |
diversevul_data_15 | [PATCH] skip data conversion in compat_sys_mount when data_page is NULL
OpenVZ Linux kernel team has found a problem with mounting in compat mode.
Simple command "mount -t smbfs ..." on Fedora Core 5 distro in 32-bit mode
leads to oops:
Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP: comp... |
diversevul_data_16 | [DDP]: Convert to new protocol interface.
Convert ddp to the new protocol interface which means it has to
handle fragmented skb's. The only big change is in the checksum
routine which has to do more work (like skb_checksum).
Minor speedup is folding the carry to avoid a branch.
Tested against a 2.4 system and by ru... |
diversevul_data_17 | [DDP]: Convert to new protocol interface.
Convert ddp to the new protocol interface which means it has to
handle fragmented skb's. The only big change is in the checksum
routine which has to do more work (like skb_checksum).
Minor speedup is folding the carry to avoid a branch.
Tested against a 2.4 system and by ru... |
diversevul_data_18 | [DDP]: Convert to new protocol interface.
Convert ddp to the new protocol interface which means it has to
handle fragmented skb's. The only big change is in the checksum
routine which has to do more work (like skb_checksum).
Minor speedup is folding the carry to avoid a branch.
Tested against a 2.4 system and by ru... |
diversevul_data_19 | [DDP]: Convert to new protocol interface.
Convert ddp to the new protocol interface which means it has to
handle fragmented skb's. The only big change is in the checksum
routine which has to do more work (like skb_checksum).
Minor speedup is folding the carry to avoid a branch.
Tested against a 2.4 system and by ru... |
diversevul_data_20 | fat: fix VFAT compat ioctls on 64-bit systems
If you compile and run the below test case in an msdos or vfat directory on
an x86-64 system with -m32 you'll get garbage in the kernel_dirent struct
followed by a SIGSEGV.
The patch fixes this.
Reported and initial fix by Bart Oldeman
#include <sys/types.h>
#include <s... |
diversevul_data_21 | fat: fix VFAT compat ioctls on 64-bit systems
If you compile and run the below test case in an msdos or vfat directory on
an x86-64 system with -m32 you'll get garbage in the kernel_dirent struct
followed by a SIGSEGV.
The patch fixes this.
Reported and initial fix by Bart Oldeman
#include <sys/types.h>
#include <s... |
diversevul_data_22 | fat: fix VFAT compat ioctls on 64-bit systems
If you compile and run the below test case in an msdos or vfat directory on
an x86-64 system with -m32 you'll get garbage in the kernel_dirent struct
followed by a SIGSEGV.
The patch fixes this.
Reported and initial fix by Bart Oldeman
#include <sys/types.h>
#include <s... |
diversevul_data_23 | fat: fix VFAT compat ioctls on 64-bit systems
If you compile and run the below test case in an msdos or vfat directory on
an x86-64 system with -m32 you'll get garbage in the kernel_dirent struct
followed by a SIGSEGV.
The patch fixes this.
Reported and initial fix by Bart Oldeman
#include <sys/types.h>
#include <s... |
diversevul_data_24 | [PATCH] BLOCK: Move the msdos device ioctl compat stuff to the msdos driver [try #6]
Move the msdos device ioctl compat stuff from fs/compat_ioctl.c to the msdos
driver so that the msdos header file doesn't need to be included.
Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel... |
diversevul_data_25 | [PATCH] BLOCK: Move the msdos device ioctl compat stuff to the msdos driver [try #6]
Move the msdos device ioctl compat stuff from fs/compat_ioctl.c to the msdos
driver so that the msdos header file doesn't need to be included.
Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel... |
diversevul_data_26 | Handle bogus %cs selector in single-step instruction decoding
The code for LDT segment selectors was not robust in the face of a bogus
selector set in %cs via ptrace before the single-step was done.
Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
unsign... |
diversevul_data_27 | Handle bogus %cs selector in single-step instruction decoding
The code for LDT segment selectors was not robust in the face of a bogus
selector set in %cs via ptrace before the single-step was done.
Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
static... |
diversevul_data_28 | [IA64] permon use-after-free fix
Perfmon associates vmalloc()ed memory with a file descriptor, and installs
a vma mapping that memory. Unfortunately, the vm_file field is not filled
in, so processes with mappings to that memory do not prevent the file from
being closed and the memory freed. This results in use-after... |
diversevul_data_29 | [IA64] permon use-after-free fix
Perfmon associates vmalloc()ed memory with a file descriptor, and installs
a vma mapping that memory. Unfortunately, the vm_file field is not filled
in, so processes with mappings to that memory do not prevent the file from
being closed and the memory freed. This results in use-after... |
diversevul_data_30 | [IA64] permon use-after-free fix
Perfmon associates vmalloc()ed memory with a file descriptor, and installs
a vma mapping that memory. Unfortunately, the vm_file field is not filled
in, so processes with mappings to that memory do not prevent the file from
being closed and the memory freed. This results in use-after... |
diversevul_data_31 | Convert snd-page-alloc proc file to use seq_file
Use seq_file for the proc file read/write of snd-page-alloc module.
This automatically fixes bugs in the old proc code.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
static int __init snd_mem_init(void)
{
#if... |
diversevul_data_32 | Convert snd-page-alloc proc file to use seq_file
Use seq_file for the proc file read/write of snd-page-alloc module.
This automatically fixes bugs in the old proc code.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
static int snd_mem_proc_read(char *page, c... |
diversevul_data_33 | Convert snd-page-alloc proc file to use seq_file
Use seq_file for the proc file read/write of snd-page-alloc module.
This automatically fixes bugs in the old proc code.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
static int snd_mem_proc_write(struct file ... |
diversevul_data_34 | x86_64: Zero extend all registers after ptrace in 32bit entry path.
Strictly it's only needed for eax.
It actually does a little more than strictly needed -- the other registers
are already zero extended.
Also remove the now unnecessary and non functional compat task check
in ptrace.
This is CVE-2007-4573
Found by... |
diversevul_data_35 | USB: fix DoS in pwc USB video driver
the pwc driver has a disconnect method that waits for user space to
close the device. This opens up an opportunity for a DoS attack,
blocking the USB subsystem and making khubd's task busy wait in
kernel space. This patch shifts freeing resources to close if an opened
device is dis... |
diversevul_data_36 | USB: fix DoS in pwc USB video driver
the pwc driver has a disconnect method that waits for user space to
close the device. This opens up an opportunity for a DoS attack,
blocking the USB subsystem and making khubd's task busy wait in
kernel space. This patch shifts freeing resources to close if an opened
device is dis... |
diversevul_data_37 | [PATCH] fix memory corruption from misinterpreted bad_inode_ops return values
CVE-2006-5753 is for a case where an inode can be marked bad, switching
the ops to bad_inode_ops, which are all connected as:
static int return_EIO(void)
{
return -EIO;
}
#define EIO_ERROR ((void *) (return_EIO))
static struct ino... |
diversevul_data_38 | [PATCH] fix memory corruption from misinterpreted bad_inode_ops return values
CVE-2006-5753 is for a case where an inode can be marked bad, switching
the ops to bad_inode_ops, which are all connected as:
static int return_EIO(void)
{
return -EIO;
}
#define EIO_ERROR ((void *) (return_EIO))
static struct ino... |
diversevul_data_39 | [PATCH] fix memory corruption from misinterpreted bad_inode_ops return values
CVE-2006-5753 is for a case where an inode can be marked bad, switching
the ops to bad_inode_ops, which are all connected as:
static int return_EIO(void)
{
return -EIO;
}
#define EIO_ERROR ((void *) (return_EIO))
static struct ino... |
diversevul_data_40 | [POWERPC] Allow drivers to map individual 4k pages to userspace
Some drivers have resources that they want to be able to map into
userspace that are 4k in size. On a kernel configured with 64k pages
we currently end up mapping the 4k we want plus another 60k of
physical address space, which could contain anything. T... |
diversevul_data_41 | [POWERPC] Allow drivers to map individual 4k pages to userspace
Some drivers have resources that they want to be able to map into
userspace that are 4k in size. On a kernel configured with 64k pages
we currently end up mapping the 4k we want plus another 60k of
physical address space, which could contain anything. T... |
diversevul_data_42 | [IEEE80211]: avoid integer underflow for runt rx frames
Reported by Chris Evans <scarybeasts@gmail.com>:
> The summary is that an evil 80211 frame can crash out a victim's
> machine. It only applies to drivers using the 80211 wireless code, and
> only then to certain drivers (and even then depends on a card's
> firmw... |
diversevul_data_43 | [DCCP] getsockopt: Fix DCCP_SOCKOPT_[SEND,RECV]_CSCOV
We were only checking if there was enough space to put the int, but
left len as specified by the (malicious) user, sigh, fix it by setting
len to sizeof(val) and transfering just one int worth of data, the one
asked for.
Also check for negative len values.
Signed... |
diversevul_data_44 | Incorporated changes from patch
jasper-1.900.3-libjasper-stepsizes-overflow.patch
static int jpc_qcx_getcompparms(jpc_qcxcp_t *compparms, jpc_cstate_t *cstate,
jas_stream_t *in, uint_fast16_t len)
{
uint_fast8_t tmp;
int n;
int i;
/* Eliminate compiler warning about unused variables. */
cstate = 0;
n = 0;
i... |
diversevul_data_45 | isdn: avoid copying overly-long strings
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=9416
Signed-off-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
isdn_net_setcfg(isdn_net_ioctl_cfg * cfg)
{
isdn_net_de... |
diversevul_data_46 | isdn: avoid copying overly-long strings
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=9416
Signed-off-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
isdn_net_addphone(isdn_net_ioctl_phone * phone)
{
isdn_... |
diversevul_data_47 | isdn: avoid copying overly-long strings
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=9416
Signed-off-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
isdn_net_find_icall(int di, int ch, int idx, setup_parm ... |
diversevul_data_48 | [ESP]: Ensure IV is in linear part of the skb to avoid BUG() due to OOB access
ESP does not account for the IV size when calling pskb_may_pull() to
ensure everything it accesses directly is within the linear part of a
potential fragment. This results in a BUG() being triggered when the
both the IPv4 and IPv6 ESP stack... |
diversevul_data_49 | [ESP]: Ensure IV is in linear part of the skb to avoid BUG() due to OOB access
ESP does not account for the IV size when calling pskb_may_pull() to
ensure everything it accesses directly is within the linear part of a
potential fragment. This results in a BUG() being triggered when the
both the IPv4 and IPv6 ESP stack... |
diversevul_data_50 | I4L: fix isdn_ioctl memory overrun vulnerability
Fix possible memory overrun issue in the isdn ioctl code.
Found by ADLAB <adlab@venustech.com.cn>
Signed-off-by: Karsten Keil <kkeil@suse.de>
Cc: ADLAB <adlab@venustech.com.cn>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off... |
diversevul_data_51 | tmpfs: restore missing clear_highpage
tmpfs was misconverted to __GFP_ZERO in 2.6.11. There's an unusual case in
which shmem_getpage receives the page from its caller instead of allocating.
We must cover this case by clear_highpage before SetPageUptodate, as before.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Sig... |
diversevul_data_52 | tmpfs: restore missing clear_highpage
tmpfs was misconverted to __GFP_ZERO in 2.6.11. There's an unusual case in
which shmem_getpage receives the page from its caller instead of allocating.
We must cover this case by clear_highpage before SetPageUptodate, as before.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Sig... |
diversevul_data_53 | tmpfs: restore missing clear_highpage
tmpfs was misconverted to __GFP_ZERO in 2.6.11. There's an unusual case in
which shmem_getpage receives the page from its caller instead of allocating.
We must cover this case by clear_highpage before SetPageUptodate, as before.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Sig... |
diversevul_data_54 | CVE-2007-6429: Always test for size+offset wrapping.
ProcShmCreatePixmap(client)
register ClientPtr client;
{
PixmapPtr pMap;
DrawablePtr pDraw;
DepthPtr pDepth;
register int i, rc;
ShmDescPtr shmdesc;
REQUEST(xShmCreatePixmapReq);
unsigned int width, height, depth;
unsigned long si... |
diversevul_data_55 | CVE-2007-6429: Always test for size+offset wrapping.
ProcPanoramiXShmCreatePixmap(
register ClientPtr client)
{
ScreenPtr pScreen = NULL;
PixmapPtr pMap = NULL;
DrawablePtr pDraw;
DepthPtr pDepth;
int i, j, result, rc;
ShmDescPtr shmdesc;
REQUEST(xShmCreatePixmapReq);
unsigned int w... |
diversevul_data_56 | splice: missing user pointer access verification
vmsplice_to_user() must always check the user pointer and length
with access_ok() before copying. Likewise, for the slow path of
copy_from_user_mmap_sem() we need to check that we may read from
the user region.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Cc: Wojc... |
diversevul_data_57 | splice: missing user pointer access verification
vmsplice_to_user() must always check the user pointer and length
with access_ok() before copying. Likewise, for the slow path of
copy_from_user_mmap_sem() we need to check that we may read from
the user region.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Cc: Wojc... |
diversevul_data_58 | splice: fix user pointer access in get_iovec_page_array()
Commit 8811930dc74a503415b35c4a79d14fb0b408a361 ("splice: missing user
pointer access verification") added the proper access_ok() calls to
copy_from_user_mmap_sem() which ensures we can copy the struct iovecs
from userspace to the kernel.
But we also must chec... |
diversevul_data_59 | CPU time limit patch / setrlimit(RLIMIT_CPU, 0) cheat fix
As discovered here today, the change in Kernel 2.6.17 intended to inhibit
users from setting RLIMIT_CPU to 0 (as that is equivalent to unlimited) by
"cheating" and setting it to 1 in such a case, does not make a difference,
as the check is done in the wrong pla... |
diversevul_data_60 | x86: clear DF before calling signal handler
The Linux kernel currently does not clear the direction flag before
calling a signal handler, whereas the x86/x86-64 ABI requires that.
Linux had this behavior/bug forever, but this becomes a real problem
with gcc version 4.3, which assumes that the direction flag is
correc... |
diversevul_data_61 | x86: clear DF before calling signal handler
The Linux kernel currently does not clear the direction flag before
calling a signal handler, whereas the x86/x86-64 ABI requires that.
Linux had this behavior/bug forever, but this becomes a real problem
with gcc version 4.3, which assumes that the direction flag is
correc... |
diversevul_data_62 | x86: clear DF before calling signal handler
The Linux kernel currently does not clear the direction flag before
calling a signal handler, whereas the x86/x86-64 ABI requires that.
Linux had this behavior/bug forever, but this becomes a real problem
with gcc version 4.3, which assumes that the direction flag is
correc... |
diversevul_data_63 | x86: clear DF before calling signal handler
The Linux kernel currently does not clear the direction flag before
calling a signal handler, whereas the x86/x86-64 ABI requires that.
Linux had this behavior/bug forever, but this becomes a real problem
with gcc version 4.3, which assumes that the direction flag is
correc... |
diversevul_data_64 | x86: clear DF before calling signal handler
The Linux kernel currently does not clear the direction flag before
calling a signal handler, whereas the x86/x86-64 ABI requires that.
Linux had this behavior/bug forever, but this becomes a real problem
with gcc version 4.3, which assumes that the direction flag is
correc... |
diversevul_data_65 | [S390] CVE-2008-1514: prevent ptrace padding area read/write in 31-bit mode
When running a 31-bit ptrace, on either an s390 or s390x kernel,
reads and writes into a padding area in struct user_regs_struct32
will result in a kernel panic.
This is also known as CVE-2008-1514.
Test case available here:
http://sources.r... |
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