Astra Linux – Vulnerability in PostgresSQL 11

A flaw was discovered in PostgreSQL versions prior to 13.3, before 12.7, before 11.12, before 10.17, and before 9.6.22. When modifying certain SQL array values, missing bounds checks allow authenticated database users to write arbitrary bytes into a wide range of server memory. The greatest threa...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: comedi: niatmio16d: Fixed invalid cleanup after a failed attach operation. If the driver’s COMEDI “attach” handler function atmio16dattach returns an error, the COMEDI core will call the driver’s “detach” handler function...

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: nfs: fixed UAF in direct writes In production, we have been encountering the following warnings consistently: ------------ cut here ------------ refcountt: underflow; use-after-free. WARNING: CPU: 17 PID: 1800359 at...

Astra Linux – Vulnerability in Firefox and Thunderbird

A compromised web process was able to trigger unauthorized reads and writes in a more privileged process by using manipulated WebGL textures. This vulnerability has been fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4...

Astra Linux – Vulnerability in glibc

A out-of-bounds write vulnerability was discovered in glibc before version 2.31, when handling signal trampolines on PowerPC. Specifically, the backtrace function did not properly check the array bounds when storing the frame address, resulting in a denial of service or potential code execution...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed additional out-of-bounds writes from debugfs. CVE-2021-42327 was fixed with the following commit: f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams Date: Wed Oct 13 16:04:13 2021 -0400 drm/amdgp...

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

In the Linux kernel, the following vulnerability has been resolved: safesetid: Check the size of policy writes. syzbot attempts to write a buffer with a large size to a sysfs entry. The writing is handled by handlepolicyupdate, which triggers a warning in kmalloc. Check the size specified for the...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fixed DIO failure due to insufficient transaction credits The code in ocfs2dioendiowrite estimates the number of transaction credits required using ocfs2calcextendcredits. However, this does not take into account that the ...

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

In the Linux kernel, the following vulnerability has been resolved: udf: Do not update the file length when a write to an inline file fails. When a write to an inline file fails or fails partially, we still update the length of the inline data as if the entire write was successful. This issue is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a crash that occurred during racing fsync and size-extending writes to prealloc. We have observed crashes occurring due to duplicate keys in btrfssetitemkeysafe: BTRFS critical device vdb: slot 4 key 450 108 8192 new...

Astra Linux – Vulnerability in dcmtk

The service class user SCU of OFFIS DCMTK all versions prior to 3.6.7 is vulnerable to relative path traversal, allowing an attacker to write DICOM files into arbitrary directories under controlled names. This could enable remote code execution...

Astra Linux – Vulnerability in usbredir

A use-after-free vulnerability was discovered in usbredir in versions prior to 0.11.0, specifically in the usbredirparserserialize function within usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts of buffered write data, especially in cases where the destination is...

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

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg – Concurrent writes to afalgsendmsg are now disallowed. Issuing two writes to the same afalg socket is problematic, as the data will be interleaved in a unpredictable manner. Additionally, concurrent writes may caus...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fixed races between concurrent preallocation of proc writes. We currently have no protection against concurrent changes to PCM buffer preallocations via proc files. This could potentially lead to UAF or other strange...

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

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Do not write dirty data after degrading to read-only. According to the syzbot report, the call to markbufferdirty from nilfssegctordoconstruct generates a warning with certain patterns after nilfs2 detects metadata...

Astra Linux – Vulnerability in alsa-lib

Versions of alsa-lib from 1.2.2 up to and including 1.2.15.2, prior to the release of 5f7fe33, contain a heap-based buffer overflow in the topology mixer control decoder. The tplgdecodecontrolmixer1 function reads the numchannels field from untrusted .tplg data and uses it as a loop bound without...

Astra Linux – Vulnerability in Firefox and Thunderbird

Repeatedly writing to the history interface attributes could have caused a denial-of-service condition in the browser. This issue was addressed by introducing rate-limiting to this API. This vulnerability affects Firefox 132, Firefox ESR 128.4, Thunderbird 128.4, and Thunderbird 132...

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: md/raid10: Prevent soft lockup during flush writes. Currently, there is no limit for plugged bio in raid1/raid10. During flush writes, raid1 uses condresched, while raid10 does not. Too many writes can cause a soft lockup. A...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: md/raid1: Proper indications of failure are provided when ending a failed write request. This patch addresses a data corruption bug in raid1 arrays that use bitmaps. Without this fix, the bitmap bits for failed I/O operations wou...

Astra Linux – Vulnerability in Qemu

A buffer overflow vulnerability was discovered in the ATI VGA device emulation provided by QEMU. This vulnerability occurs in the ati2dblt routine, during the handling of MMIO write operations, when the guest provides invalid values for the destination display parameters. A malicious guest could...