Astra Linux – Vulnerability in Vim

NULL pointer dereferencing in the function vimregexecstring at regexp.c:2733 in the GitHub repository vim/vim, prior to version 8.2.4938. NULL pointer dereferencing in function vimregexecstring at regexp.c:2733 allows attackers to cause a denial of service application crash through crafted inputs...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ipv4: Check for a NULL idev in iprouteusehint. The syzbot was able to trigger a NULL deref in fibvalidatesource in an old tree 1. It appears that this bug still exists in the latest trees. All calls to indevgetrcu must be...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nbd: Null check for nlaneststart nlaneststart may fail and return NULL. A check should be added, and errno should be set based on other calls within the same source code...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: fixed the potential out-of-bound write issue. The buffer is set to 20 characters. If a caller writes more characters, the count is truncated to the maximum available space in simplewritetobuffer. To prevent access by OoB...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Check for a potential null return from kmallocarray. Since kmallocarray may return null, the use of 'eventwaitersi.wait' could lead to a null pointer derefrence. Therefore, it is better to check the return value of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: gpio: loongson-64bit: Fixed an incorrect NULL check after devmkcalloc Fixed an incorrect NULL check in loongsongpioinitirqchip. The function checks chip-parent instead of chip-irq.parents...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: The issue of using NULL for folio handling in movepageshugepmd has been fixed. movepageshugepmd handles UFFDIOMOVE operations for both normal THPs and huge zero pages. For the huge zero page, srcfolio is explicitly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: md: made rdevaddable usable for rcu mode Our testcase triggered a panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 … Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rtc: cmos: Fix event handler registration ordering issue Since acpiinstallfixedeventhandler automatically enables the event handling mechanism upon success, it is incorrect to call it before the handler routine is ready to handle...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ipw2x00: Fixed a potential NULL dereference in libipwxmit crypt and crypt-ops could potentially be null, so we need to check for null values before performing dereferences...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “drm/gem-shmem: Use dmabuf from GEM object instance” has been reverted. This reversion is reflected in commit 1a148af06000e545e714fe3210af3d77ff903c11. The dmabuf field in the struct drmgemobject is not stable throughout the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/xe/xedevcoredump: Check that the variable is NOT NULL before assigning it. Assign ‘xedevcoredumpsnapshot ’ and ‘xedevice ’ only if ‘coredump’ is NOT NULL. v2: – Fixed the commit messages. v3: – Defined variables before the...

Astra Linux – Vulnerability in TIF format

A null source pointer passed as an argument to the memcopy function within TIFFReadDirectory in tifdirread.c in libtiff versions from 4.0 to 4.3.0 could lead to a Denial of Service attack through a crafted TIFF file. For users who compile libtiff from source code, a fix is available in the commit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Netwerk: Ethernet: ti: am65-cpsw: Fixed NULL dereference on XDPTX. If the number of TX queues is set to 1, we encounter a NULL pointer dereference during XDPTX. ethtool -L eth0 tx 1 ./xdp-trafficgen udp -A -a eth0 -t 2 Transmitti...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid NULL dereferencing of the timing generator Why & How Check whether the assigned timing generator is NULL before accessing its functions, to prevent NULL dereferencing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fixed NULL fb and crtc dereferences on USB disconnection. When the display disconnects, the function drmatomichelperdisableall is called, which sets both the fb and crtc for a plane to NULL before performing the commit...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: Prevent NULL dereferencing in cifscomposemountoptions. The optional @ref parameter may contain a NULL nodename. Therefore, prevent dereferencing it in cifscomposemountoptions. Addresses-Coverity: 1476408 “Explicit NULL...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fixed a NULL pointer dereference in amdgpudmi2cxfer. When ddcserviceconstruct is called, it explicitly checks both the link type and whether there is something on the link that will determine whether the pin is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fixed a typographical error in the frequency notification. The NAN notification refers to a frequency of 5745 MHz, which corresponds to channel 149, not 5475—which is not a valid channel at all. This could le...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: pci: tw68: Fixed the nullptrderef bug in the buf prepare and finish steps. When the driver calls tw68riscbuffer to prepare the buffer, the function call dmaalloccoherent may fail, resulting in an empty buffer buf-cpu. Late...