CVE-2025-40246

kernel: xfs: fix out of bounds memory read error in symlink repair

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Severity

Moderate

Red Hat Product Security

7.1

CVSS 3.1

Review impact separately from score.

Published · December 4, 2025

Updated · June 30, 2026

Description

An out of bounds (OOB) memory access flaw was found in the Linux kernel's xfs filesystem in xrep_symlink_salvage_inline. This could allow a local attacker to crash the system or leak kernel internal information.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CWE-125 · Out-of-bounds Read