Linux f2fs_listxattr Heap Buffer Overflow

The vulnerability of the f2fslistxattr function in the fs/f2fs/xattr.c component of the Linux operating system is related to insufficient resource control during its existence. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of...

CVE-2026-80591

A flaw was found in the f2fs file system within the Linux kernel. This vulnerability arises from inadequate validation of extended attribute xattr entries during the f2fslistxattr function's operation. A local attacker could potentially create a corrupted xattr entry, causing the system to attemp...

CVE-2026-80591: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix listxattr handling of corrupted xattr entries Validate the xattr entry before reading its fields in f2fslistxattr. Return -EFSCORRUPTED when the entry is outside the valid xattr storage area instead of returning a...