Astra Linux – Vulnerability in busybox

A flaw was discovered in BusyBox. This vulnerability allows an attacker to modify files outside of the intended extraction directory by creating a malicious tar archive containing unvalidated hardlink or symlink entries. If the tar archive is extracted with elevated privileges, this flaw can lead...

Astra Linux – Vulnerability in PostgresSQL-15

Lack of validation for multibyte character lengths in PostgreSQL text manipulation allows a database user to execute crafted queries that lead to a buffer overflow. This enables the execution of arbitrary code as the operating system user running the database. Versions prior to PostgreSQL 18.2,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfs: removed xfsattrleafhasname The calling convention of xfsattrleafhasname is problematic because it returns a NULL buffer when xfsattr3leafread fails, a valid buffer when xfsattr3leaflookupint returns -ENOATTR or -EEXIST, and ...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfs: check the return value of xchkscrubcreatesubord. This function should be fixed to return NULL instead of the mangled ENOMEM value. Additionally, the calling functions should be corrected to actually check for a null pointer...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: fixed an infinite loop in attrloadrunsrange when there are inconsistencies in metadata. We have identified a bug in the ntfs3 file system where a malformed NTFS image can cause an infinite loop. This occurs when an...

Astra Linux – Vulnerability in PostgresSQL-15

Lack of type validation for input in the PostgreSQL intarray extension’s selectivity estimator function allows an object creator to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected...

Astra Linux – Vulnerability in cups

OpenPrinting CUPS is an open-source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and earlier, a local unprivileged user could force cupsd to authenticate against a localhost IPP service controlled by the attacker, using a reusable “Authorization: Local…”...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: a fix was made to avoid a Use-After-Free issue in f2fswriteendio. According to syzbot, a use-after-free issue occurred in f2fswriteendio. This issue is caused by the following race condition: Loop device Unmount Worker...

Astra Linux – Vulnerability in grub2

A vulnerability has been identified in the GRUB2 bootloader’s normal command, posing an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused by the fact that the normal command is not properly unregistered when the module is unloaded. An attacker who can execute this...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: NFS: Fixed a deadlock involving nfsreleasefolio Wang Zhaolong reported a deadlock involving NFSv4.1 state recovery, waiting on kthreadd, which attempts to reclaim memory by calling nfsreleasefolio. The latter cannot proceed due t...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nfsd: Check that the server is running in unlockfilesystem mode. If we attempt to unlock the filesystem via an administrative interface, and nfsd is not running, it will cause the server to crash. This issue occurs currently...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pNFS: Fixed a deadlock that occurred when returning a delegation during the open function. Ben Coddington reported seeing a hang in the following stack trace: 0 ffffd0b50e1774e0 schedule at ffffffff9ca05415 1 ffffd0b50e177548...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfs: Check for deleted cursors when revalidating two btrees. The free space and inode btree repair functions will rebuild both btrees at the same time. After that, it is necessary to evaluate both btrees to confirm that the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: This issue prevents infinite loops that occur when the next valid value is the same. When processing the valid field within the range valid : pos, if the valid value cannot be retrieved correctly—for example, if the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: “drm/amd: Check if ASPM is enabled from the PCIe subsystem” has been reverted. This reversion is associated with the commit 7294863a6f01248d72b61d38478978d638641bee. This commit was erroneously applied again after the commit...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfcliprdrprovidedata passed the freed pDstData to XChangeProperty. This was because the cliprdr channel thread called xfcliprdrserverformatdataresponse, which converted and used the clipboard data without...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ocfs2: The BUG function was replaced with ocfs2error in ocfs2MoveExtent. In ocfs2MoveExtent, the BUG function was changed to ocfs2error simply to avoid causing the entire kernel to crash due to filesystem corruption...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fixed a crash in nfsd4readrelease When tracing is enabled, the tracenfsdreaddone trace point crashes during the pynfs read.testNoFh test...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: bfs: Reconstructing the file type when loading from disk syzbot reports that the SIFMT bits of the inode-imode field can become invalid when: 1. The 32-bit “mode” field loaded from disk is corrupted; 2. The 32-bit “attributes”...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: fixed the issue with preserving cleanup for reflinks. The commit c06c303832ec “ocfs2: fixed the error where xattr array entries were not properly handled” does not handle all cases, and the cleanup of preserved xattr...