Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: erofs: Fixed a memory leak caused by LZMA global compressed deduplication. When testing microLZMA EROFS images with the new global compressed deduplication feature enabled -Ededupe, I discovered that some short-lived temporary...

ROS-20260803-73-0027

The vulnerability of the zerofssubmitqueue function in the fs/erofs/zdata.c module of the Linux kernel’s file system support module is related to incorrect resource locking. Exploiting this vulnerability could allow an attacker to cause service failures...

EROFS Kernel Module Heap Buffer Overflow DoS

The vulnerability of the zerofsmapsanitycheck function in the fs/erofs/zmap.c file of the EROFS file system Enhanced ReadOnly File System in the Linux operating system is related to reading beyond the buffer boundaries. Exploiting this vulnerability can allow an attacker to cause a service failur...

CVE-2026-64146

In the Linux kernel, the following vulnerability has been resolved: erofs: fix metabuf leak in inode xattr initialization commit bb88e8da0025 "erofs: use meta buffers for xattr operations" converted xattr operations to use on-stack erofsbuf instances. erofsinitinodexattrs uses such a metabuf whil...

PT-2026-61463

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the erofs init inode xattrs function during inode extended attribute xattr initialization. The issue arises because certain error paths following the erofs read...

PT-2026-51909

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the erofs component where the lcn variable was typed as unsigned long or unsigned int. On 32-bit platforms, this variable is only 32 bits wide, leading to the truncati...

SUSE CVE-2026-46329

In the Linux kernel, the following vulnerability has been resolved: erofs: handle end of filesystem properly for file-backed mounts I/O requests beyond the end of the filesystem should be zeroed out, similar to loopback devices and that is what we expect...

Linux Kernel Security Vulnerabilities

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 issue with the erofs file system where the inline data reading of ztailpacking pclusters may lead to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: erofs: corrected incorrect kunmap when using LZMA on HIGHMEM platforms As shown in the call trace, the root cause is incorrect pages handled by kunmap: BUG: Kernel NULL pointer dereferencing, address: 00000000 CPU: 1 PID: 40 Comm...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: erofs: fixed buffer copy overflow in the ztailpacking feature I received the following KASAN reports: 46.959378 ================================================================== 46.960430 BUG: KASAN: use-after-free in...

SUSE CVE-2026-43166

In the Linux kernel, the following vulnerability has been resolved: erofs: fix interlaced plain identification for encoded extents Only plain data whose start position and on-disk physical length are both aligned to the block size should be classified as interlaced plain extents. Otherwise, it mu...

EUVD-2026-27729

In the Linux kernel, the following vulnerability has been resolved: erofs: fix interlaced plain identification for encoded extents Only plain data whose start position and on-disk physical length are both aligned to the block size should be classified as interlaced plain extents. Otherwise, it mu...

EROFS Heap Buffer Overflow DoS

The vulnerability of the legacyloadclusterfromdisk function in the fs/erofs/zmap.c file of the EROFS file system’s kernel in the Linux operating system is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow a remote attacker to...

EROFS Enhanced ReadOnly File System Heap Buffer Overflow DoS

The vulnerability of the erofsfcfillsuper function in the fs/erofs/super.c file of the EROFS Enhanced ReadOnly File System kernel of the Linux operating system is related to a buffer overflow based on a stack. Exploiting this vulnerability could allow an attacker to compromise the confidentiality...

Oracle Linux 10 : kernel (ELSA-2026-2721)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-2721 advisory. - nvme-tcp: fix NULL pointer dereferences in nvmettcpbuildpduiovec CKI Backport Bot RHEL-144335 CVE-2026-22998 - smc: Fix use-after-free in...

CVE-2025-68794

In the Linux kernel, the following vulnerability has been resolved: iomap: adjust read range correctly for non-block-aligned positions iomapadjustreadrange assumes that the position and length passed in are block-aligned. This is not always the case however, as shown in the syzbot generated case...

SUSE CVE-2023-54132

In the Linux kernel, the following vulnerability has been resolved: erofs: stop parsing non-compact HEAD index if clusterofs is invalid Syzbot generated a crafted image 1 with a non-compact HEAD index of clusterofs 33024 while valid numbers should be 0 lclustersize-1, which causes the following...

CVE-2023-54132

In the Linux kernel, the following vulnerability has been resolved: erofs: stop parsing non-compact HEAD index if clusterofs is invalid Syzbot generated a crafted image 1 with a non-compact HEAD index of clusterofs 33024 while valid numbers should be 0 lclustersize-1, which causes the following...

CVE-2025-68251

In the Linux kernel, the following vulnerability has been resolved: erofs: avoid infinite loops due to corrupted subpage compact indexes Robert reported an infinite loop observed by two crafted images. The root cause is that clusterofs can be larger than lclustersize for !NONHEAD lclusters in...

EUVD-2025-201218

In the Linux kernel, the following vulnerability has been resolved: erofs: fix crafted invalid cases for encoded extents Robert recently reported two corrupted images that can cause system crashes, which are related to the new encoded extents introduced in Linux 6.15: - The first one 1 has plen !...