CVE Database›CVE-2024-40959

CVE-2024-40959

kernel: xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 12, 2024

Updated · October 31, 2026

Description

A vulnerability was found in the Linux kernel's IPv6 handling in the xfrm6_get_saddr() function, where the issue occurs when ip6_dst_idev() returns NULL, leading to a null pointer dereference and resulting in a general protection fault.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

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-476 · NULL Pointer Dereference