Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the handling of buffer areas in the file system. When the trytofreebuffers function is called...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of validation of the inline data isize when reading inode values. This vulnerability may...

PT-2026-37533

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfs4 file refcount leak in nfsd get dir deleg Claude pointed out that there is a nfs4 file refcount leak in nfsd get dir deleg. Ensure that the reference to "fp" is released before returning...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an array entry processing error in the reflink cleanup mechanism of ocfs2, potentially leading to...

PT-2026-37555

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the CIFS component where cifs tcp ses lock was used to protect various objects, including tcon fields, instead of using more granular locks. This caused unnecessary...

PT-2026-37498

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the XFS file system where incorrect freemap adjustments occur when adding extended attributes xattrs to leaf blocks. Specifically, when adding multiple xattrs, the...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel. This vulnerability arises from the hfsplus file system; if the setupbdevsuper operation fails when transitioning t...

PT-2026-37521

In the Linux kernel, the following vulnerability has been resolved: gpio: sysfs: fix chip removal with GPIOs exported over sysfs Currently if we export a GPIO over sysfs and unbind the parent GPIO controller, the exported attribute will remain under /sys/class/gpio because once we remove the pare...

PT-2026-37385

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds write exists in the ocfs2 write end inline function. The issue occurs because ocfs2 try to write inline data relies on the on-disk id count field to determine if a write...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the nfsdgetdirdeleg function in nfsd not releasing the nfs4file reference, potentially leading to...

EUVD-2026-27370

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocate block from corrupted group in ext4mbfindbygoal There's issue as follows: ... EXT4-fs mmcblk0p1: Delayed block allocation failed for inode 206 at logical offset 0 with max blocks 1 with error 117 EXT4-fs...

CVE-2026-43068

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocate block from corrupted group in ext4mbfindbygoal There's issue as follows: ... EXT4-fs mmcblk0p1: Delayed block allocation failed for inode 206 at logical offset 0 with max blocks 1 with error 117 EXT4-fs...

CVE-2026-43067

In the Linux kernel, the following vulnerability has been resolved: ext4: handle wraparound when searching for blocks for indirect mapped blocks Commit 4865c768b563 "ext4: always allocate blocks only from groups inode can use" restricts what blocks will be allocated for indirect block based files...

CVE-2026-43063

CVE-2026-43063 pertains to the Linux kernel XFS attribute recovery path. The vulnerability arises when xlog_recovery_iget* fails to yield a valid pointer and an ensuing irele operates on a dangling pointer, potentially enabling a local attacker to crash the system and cause a DoS. The Red Hat adv...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Syst...

kernel: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache

A flaw was found in the Linux kernel's NFSv4.0 server nfsd. A remote, unauthenticated attacker can exploit this heap overflow vulnerability in the NFSv4.0 LOCK replay cache. By using two cooperating NFSv4.0 clients, where one sets a lock with a large owner string and another requests a conflictin...

CVE-2026-6418

An issue was discovered in the Shared Account Synchronization component of PaperCut MF version 25.0.4. The application allows administrative users to configure a source path for account data synchronization. Due to a lack of proper path validation and sanitization, an authenticated user with...

kernel: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache

A flaw was found in the Linux kernel's NFSv4.0 server nfsd. A remote, unauthenticated attacker can exploit this heap overflow vulnerability in the NFSv4.0 LOCK replay cache. By using two cooperating NFSv4.0 clients, where one sets a lock with a large owner string and another requests a conflictin...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the ext4 file system failing to empty the pending discard operations after being remounted as...

AlmaLinux 8 : kernel-rt (ALSA-2026:13578)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:13578 advisory. kernel: nvme: avoid double free special payload CVE-2024-41073 kernel: net: qlogic/qede: fix potential out-of-bounds read in qedetpacont and qedetpaend...