CVE-2023-52436

kernel: f2fs: explicitly null-terminate the xattr list

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Severity

Low

Red Hat Product Security

4.5

CVSS 3.1

Review impact separately from score.

Published · February 20, 2024

Updated · August 5, 2026

Description

A flaw was found in the Linux kernel’s f2fs subsystem. When setting an xattr, explicitly null-terminate the xattr list. This eliminates the assumption that the unused xattr space is always zeroed.

Statement

Red Hat Enterprise Linux not affected.

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 · 4.5
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

CWE-170 · Improper Null Termination