CVE-2022-4129 - CVE House
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Status published Unknown CVE-2022-4129

A flaw was found in the Linux kernel's Layer 2...

Vulnerability Description

A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux kernel (l2tp)
Vulnerable Versions:
up to v6.0

Timeline

Official Publish: November 28th, 2022
Last Modified: April 14th, 2025
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

CWE-667

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.