Use After Free Affecting kernel-livepatch-5_14_21-150500_53-default package, versions <6-150500.15.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.47% (38th percentile)

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  • Snyk IDSNYK-SLES155-KERNELLIVEPATCH5142115050053DEFAULT-6124926
  • published14 Dec 2023
  • disclosed13 Dec 2023

Introduced: 13 Dec 2023

CVE-2023-5345  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-livepatch-5_14_21-150500_53-default to version 6-150500.15.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_14_21-150500_53-default package and not the kernel-livepatch-5_14_21-150500_53-default package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

A use-after-free vulnerability in the Linux kernel's fs/smb/client component can be exploited to achieve local privilege escalation.

In case of an error in smb3_fs_context_parse_param, ctx->password was freed but the field was not set to NULL which could lead to double free.

We recommend upgrading past commit e6e43b8aa7cd3c3af686caf0c2e11819a886d705.

CVSS Base Scores

version 3.1