Use After Free Affecting kernel-source package, versions <5.3.18-150300.59.133.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-SLES153-KERNELSOURCE-5907523
  • published20 Sept 2023
  • disclosed19 Sept 2023

Introduced: 19 Sep 2023

CVE-2023-4147  (opens in a new tab)
CWE-416  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade SLES:15.3 kernel-source to version 5.3.18-150300.59.133.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-source package and not the kernel-source package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.

CVSS Scores

version 3.1