CVE-2025-68796

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

UBUNTU-CVE-2025-68796

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

CVE-2025-68796

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

CVE-2025-68796

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

CVE-2025-68796 f2fs: fix to avoid updating zero-sized extent in extent cache

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

CVE-2025-68796

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

CVE-2025-68796 f2fs: fix to avoid updating zero-sized extent in extent cache

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

CVE-2025-68796

The CVE-2025-68796 entry concerns the Linux kernel's f2fs filesystem. A zero-sized extent could be added to the extent cache during error handling in f2fs_zero_range, leading to a potential invalid state observed as a kernel BUG in fs/f2fs/extent_cache.c. The publicly documented fix is to avoid i...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: A infinite loop has been fixed in insertextenttree. When incorrect extent information is received, and extentnode is looked up in the RB tree, it can lead to an infinite loop CONFIGF2FSCHECKFS=n. To avoid this issue, a NULL...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: fixed a recursive semaphore deadlock in the fiemap call syzbot detected a OCFS2 hang due to a recursive semaphore on the FSIOCFIEMAP of the extent list in a specially crafted mmap file. contextswitch...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: fs: udf: Fix for OOB read in lengthAllocDescs handling When parsing the Allocation Extent Descriptor, lengthAllocDescs is derived from disk-based data and must be validated against the block size. Corrupted or crafted images m...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Clearing the extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON i...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from f2fs updating a zero size range to the extent cache, which could cause the kernel to crash...

Linux Distros Unpatched Vulnerability : CVE-2025-68796

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0...

Siemens Ruggedcom ROX Exposure of Sensitive Information to an Unauthorized Actor (CVE-2022-0850)

A vulnerability was found in linux kernel, where an information leak occurs via ext4extentheader to userspace. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000191)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000191 advisory. btrfsfreeextent in fs/btrfs/extent-tree.c in the Linux kernel through 5.3.12 calls btrfsprintleaf in a certain ENOENT case, which allows local users to obtain...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000396)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000396 advisory. fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local users to obtain...

PT-2026-5521

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a flaw in the btrfs subsystem where the path was released before the extent tree was initialized within the btrfs read locked inode function. This could lead t...

PT-2026-8136

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's btrfs implementation related to handling inline extents during the send operation. Specifically, the range is hole in parent function does not...

PT-2026-20426

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.19.0-rc5-00002-gb71e635feefc Description The Btrfs file system in the Linux kernel allows new transactions even when the file system is read-only. This behavior can lead to warnings and potential issues during...