Astra Linux – Vulnerability in ffmpeg5

The Ffmpeg v.N113007-g8d24a28d06 contains a buffer overflow vulnerability that allows a local attacker to execute arbitrary code through libavutil/imgutils.c:353:9 in the imagecopyplane function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: fixed the lockdep issue in qdisctreereducebacklog qdisctreereducebacklog is called with the qdisc lock held, not RTNL. We must use qdisclookuprcu instead of qdisclookup syzbot reported: WARNING: suspicious RCU usage...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: AppArmor: A memory leak has been fixed in multitransactionnew. In multitransactionnew, the variable t is not freed or passed away after a failure in the copyfromusert-data, buf, size operation. This could lead to a memory leak...

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

In the Linux kernel, the following vulnerability has been resolved: sparc: fixed inaccurate exception reporting in copyfromtouser for UltraSPARC. The referenced commit introduced exception handlers for user-space memory references in copyfromuser and copytouser. These handlers return from the...

Astra Linux – Vulnerability in Firefox and Thunderbird

DOM spoofing issue: Copy & Paste and Drag & Drop components. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/exynos: vidi – fixed an issue to avoid directly dereferencing the user pointer. In vidiconnectionioctl, vidi-ediduser pointer is directly dereferenced in the kernel. This allows arbitrary kernel memory access from the user...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid field-overflowing memcpy In preparation for FORTIFYSOURCE, we are performing compile-time and run-time field bounds checking for memcpy, memmove, and memset. Avoid intentionally writing across neighboring fields...

Astra Linux – Vulnerability in libsdl2

SDL Simple DirectMediaLayer from version 2.0.12 has an integer overflow issue, which leads to heap corruption when using SDLBlitCopy in the video/SDLblitcopy.c file, due to a specially crafted .BMP file...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: PCI/MSI: Fixed UAF in msicapabilityinit. KFENCE reported the following UAF: Bug: KFENCE: use-after-free read in pcienablemsirange+0x2c0/0x488. Use-after-free read at 0x0000000024629571 in kfence-12: pcienablemsirange+0x2c0/0x4...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the bpf and arm64 implementations, the value of prog-jitedlen was cleared along with prog-jited. The syzbot reported an attempt to perform an illegal copytouser operation from the bpfproggetinfobyfd function 1. There has been ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: mte: Avoid setting PGmtetagged if no tags are cleared or restored Prior to commit 69e3b846d8a7 “arm64: mte: Sync tags for pages where PTE is untagged”, mtesynctags was only called for ptetagged entries those mapped with...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: Fixed a deadlock in the tc route query code The cited commit caused a ABBA deadlock0 when peer flows were created while holding the devcom rw semaphore. Due to the peer flow offload implementation, the lock is taken...

Astra Linux – Vulnerability in ffmpeg

Before ffmpeg version 4.3, the tty demuxer did not have a ‘readprobe’ function assigned to it. By creating a legitimate “ffconcat” file that references an image, followed by a file that triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long ...

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

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Fixed a potential data race in nftexprtypeget. The function nftunregisterexpr can occur concurrently with nftexprtypeget. There is no protection when iterating over the nftablesexpressions list in...

Astra Linux – Vulnerability in TIF format

LibTIFF 4.4.0 contains an out-of-bounds write vulnerability in TIFFmemcpy in libtiff/tifunix.c:346, when called from extractImageSection, located at tools/tiffcrop.c:6860. This vulnerability allows attackers to cause a denial-of-service attack through a crafted TIF file. For users who compile...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: CFI: Fixed the use of cfislowpathdiag with cpuidle. The use of RCUNONIDLE during cfislowpathdiag can result in an invalid RCU state in the cpuidle code path. WARNING: CPU: 1; PID: 0; at kernel/rcu/tree.c:613; rcueqsenter+0xe4/0x1...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: seccomp: Move copyseccomp to the no-failure path. Our syzbot instance reported memory leaks in doseccomp, similar to the reports 1. This indicates that we are failing to properly free the struct seccompfilter and some objects...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: added a missing boundary check in vmaccess A missing bounds check in vmaccess can lead to an out-of-bounds read or write in the adjacent memory area. This occurs because the len attribute is not validated before the...

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

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fixed a memory leak when insertoldidx failed. The following process will cause a memory leak for the copied znode: dirtycowznode zn = copyznodec, znode; err = insertoldidxc, zbr-lnum, zbr-offs; if unlikelyerr return...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In 64-bit versions of the Linux kernel, Copyfromuser does not implement uaccessbeginnospec, which allows a user to bypass the “accessok” check and pass a kernel pointer to copyfromuser. This would enable an attacker to leak sensitive information. We recommend upgrading beyond commit...