CVE-2021-47458

kernel: ocfs2: mount fails with buffer overflow in strlen

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · May 22, 2024

Updated · August 5, 2026

Description

A buffer overflow vulnerability was found in the ocfs2 filesystem driver in the Linux kernel. This issue occurs due to improper handling of string lengths in the strlen function, which can lead to system crashes or arbitrary code execution.

Statement

Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.

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 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-122 · Heap-based Buffer Overflow