Linux Kernel Security Vulnerabilities

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 a failure to free memory allocated for calculating replay slots in the ocfs2mountvolume function, which coul...

CVE-2025-68364: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ocfs2: relax BUG to ocfs2error in ocfs2moveextent In 'ocfs2moveextent', relax 'BUG' to 'ocfs2error' just to avoid crashing the whole kernel due to a filesystem corruption...

Linux Distros Unpatched Vulnerability : CVE-2025-68364

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: relax BUG to ocfs2error in ocfs2moveextent In 'ocfs2moveextent', relax 'BUG' to 'ocfs2error' just to avoid crashing the whole kernel due to a filesystem...

Linux Kernel Security Vulnerabilities

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 the use of BUG instead of ocfs2error, which could cause the kernel to crash...

SUSE-SU-2025:4505-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-50253: bpf: make sure skb-len != 0 when redirecting to a tunneling device bsc1249912. - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50253: bpf: make sure skb-len != 0 when redirecting to a tunneling device bsc1249912. CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2025-28049)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-28049 advisory. - NFSD: Define a proclayoutcommit for the FlexFiles layout type Chuck Lever Orabug: 38601819 CVE-2025-40087 - vfs: Don't leak disconnected dentrie...

PT-2026-37508

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ocfs2 component regarding reflink preserve cleanup. The cleanup process for preserved xattr extended attribute entries contains logic errors where the last pointer...

SUSE CVE-2025-40233

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear 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 in...

CVE-2025-40233

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear 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 in...

CVE-2025-40233 ocfs2: clear extent cache after moving/defragmenting extents

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear 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 in...

CVE-2025-40233

In CVE-2025-40233, the Linux kernel OCFS2 subsystem fixes a stale extent map cache that can occur during reflinked extent moves/defrag, triggering BUG_ON in ocfs2_refcount_cal_cow_clusters(). The issue arises when copy_file_range() creates a reflinked extent with OCFS2_EXT_REFCOUNTED, then FITRIM...

Linux Distros Unpatched Vulnerability : CVE-2025-40233

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent...

CVE-2025-40233: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear 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 in...

PT-2026-2503

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the ocfs2 subsystem, specifically in the ocfs2 find victim chain function. A kernel BUG occurs when the cl next free rec field within the allocati...

TencentOS Server 3: kernel (TSSA-2025:0433)

"The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0433 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilitie...

Siemens SCALANCE and RUGGEDCOM Devices Improper Input Validation (CVE-2024-49877)

ocfs2: When doing cleanup, if flags do not have OCFS2BHREADAHEAD set, it may trigger NULL pointer dereference in the following ocfs2setbufferuptodate if bh is NULL. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL...

Siemens SCALANCE and RUGGEDCOM Devices Improper Input Validation (CVE-2024-50218)

ocfs2: pass u64 to ocfs2truncateinline maybe overflow. 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 description scriptid504681; scriptversion"1.3";...

Siemens SCALANCE and RUGGEDCOM Devices Improper Input Validation (CVE-2024-49957)

ocfs2: null-ptr-deref when journal load failed. 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 description scriptid504593; scriptversion"1.2";...

Siemens SCALANCE and RUGGEDCOM Devices Improper Input Validation (CVE-2024-42077)

ocfs2: DIO failure due to insufficient transaction credits. 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 description scriptid504618; scriptversion"1.3";...