vulnerability

Red Hat: CVE-2022-50083: kernel: ext4: add EXT4_INODE_HAS_XATTR_SPACE macro in xattr.h (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:M/Au:S/C:C/I:C/A:C)
Published
Jun 18, 2025
Added
Jul 9, 2025
Modified
Nov 14, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

ext4: add EXT4_INODE_HAS_XATTR_SPACE macro in xattr.h

When adding an xattr to an inode, we must ensure that the inode_size is
not less than EXT4_GOOD_OLD_INODE_SIZE + extra_isize + pad. Otherwise,
the end position may be greater than the start position, resulting in UAF.

Solutions

no-fix-redhat-rpm-packageredhat-upgrade-kernel
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.