Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/vmwgfx: Fixed the lifetime of the bo cursor memory. Cleanup operations can be performed while the atomic update is still active. This means that the memory acquired during the atomic update does not need to be invalidated ...

Astra Linux – Vulnerability in gnupg1

Libgcrypt before version 1.7.8 is vulnerable to a cache-side-channel attack that can lead to a complete failure of the RSA-1024 algorithm. This attack occurs when the left-to-right method is used for computing the sliding-window expansion. It is believed that the same attack also works on the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm, swap: fixed a potential UAF issue related to VMA readahead. Since commit 78524b05f1a3 “mm, swap: avoiding redundant swap device pinning”, the common helper function for allocating and preparing a swap entry in the swap cache...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: move the initialization of the replycachestats counters back to nfsdinitnet. The commit f5f9d4a314da “nfsd: move the reply cache initialization into nfsd startup” moved the initialization of the reply cache into nfsd startu...

Astra Linux – Vulnerability in docker.io-app

Moby is an open-source project created by Docker to enable software containerization. The classic builder cache system is vulnerable to cache poisoning if the image is built FROM scratch. Additionally, changes to certain instructions—especially HEALTHCHECK and ONBUILD—do not trigger cache...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Revert “f2fs: block cache/dio write during f2fsenablecheckpoint”. This revert commits 196c81fdd438f7ac429d5639090a9816abb9760a. The original patch might cause a deadlock; revert it. write remount - writebegin - lockpage --- lock ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfs, fscache: This issue prevents Oops exceptions in fscacheputcache. This function dereferences the “cache” object, and then checks whether it is ISERRORNULL. It checks first, and then derefserences the object...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fixed the null-pointer dereference in pgtablecacheadd. kasprintf returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. Ensure that the allocation was successful by checking th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not drop the extentmap for free space inode on a write error While running the CI for an unrelated change, I encountered the following panic: with generic/648 on btrfsholesspacecache. Assertion failed: blockstart !=...

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

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache There is a potential UAF scenario in the case of an LPI translation cache hit racing with an operation that invalidates the cache, such as a DISCARD ITS command...

Astra Linux – Vulnerability in Squid

In versions 4.14 and 5.x through 5.0.5, in some configurations, the Squid vulnerability allows information disclosure due to an out-of-bounds read in the WCCP protocol data. This vulnerability can be exploited as part of a chain for remote code execution, as there is no one to protect it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: arm64: Errata: Add a workaround for speculative unprivileged loads on Cortex-A520. Implement the workaround according to erratum 2966298 for ARM Cortex-A520. On an affected Cortex-A520 core, a speculative unprivileged load may le...

Astra Linux – Vulnerability in Linux, Linux 5.15

A flaw was discovered in cifs-utils. When attempting to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in containerized environments. This issue may result in the disclosure of sensitive data from the host’s Kerberos...

Astra Linux – Vulnerability in bind9

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of the BIND Supported Preview Edition, as well as release version 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploiting broken authoritative servers using a flaw in response...

Astra Linux – Vulnerability in sssd

A flaw was discovered in SSSD, where the sssctl command was vulnerable to shell command injection through the logs-fetch and cache-expire subcommands. This flaw allows an attacker to trick the root user into executing a specially crafted sssctl command, such as using sudo, in order to gain root...

Astra Linux – Vulnerability in bind9

Every named instance configured to run as a recursive resolver maintains a cache database that holds the responses to the queries it has recently sent to authoritative servers. The size limit for that cache database can be configured using the max-cache-size statement in the configuration file; i...

Astra Linux – Vulnerability in Firefox and Thunderbird

Keyboard events reference strings like “KeyA” that are located at fixed, known, and widely-distributed addresses. Cache-based timing attacks, such as Prime+Probe, could potentially determine which keys were pressed. This vulnerability affects Firefox ESR 102.5, Thunderbird 102.5, and Firefox 107...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: calling btrfsremovefreespacecachelocked on cache load failure Now that lockdep is kept enabled throughout our CI processes, I noticed the following stack trace in generic/475: ------------ Cut here --- WARNING: CPU: 1 PID:...

Astra Linux – Vulnerability in Apache2

A properly crafted method sent via HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server versions 2.4.17 to 2.4.48...

Astra Linux – Vulnerability in bind9

BIND 9.11.0 - 9.11.36 9.12.0 - 9.16.26 9.17.0 - 9.18.0 BIND supports the following preview editions: 9.11.4-S1 - 9.11.36-S1 9.16.8-S1 - 9.16.26-S1 Versions of BIND 9 that are earlier than those shown—going back to 9.1.0, including the supported preview editions—are also believed to be affected, b...