Improper Locking Affecting kernel-syms package, versions <4.12.14-150100.197.137.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-SLES151-KERNELSYMS-3362655
  • published17 Mar 2023
  • disclosed16 Mar 2023

Introduced: 16 Mar 2023

CVE-2022-4129  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 kernel-syms to version 4.12.14-150100.197.137.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-syms package and not the kernel-syms package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

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.

CVSS Scores

version 3.1