Race Condition Affecting kernel-uek-modules package, versions <0:5.15.0-201.135.6.el9uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELUEKMODULES-6126257
  • published15 Dec 2023
  • disclosed28 Sept 2023

Introduced: 28 Sep 2023

CVE-2023-42756  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-uek-modules to version 0:5.15.0-201.135.6.el9uek or higher.
This issue was patched in ELSA-2023-13043.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-modules package and not the kernel-uek-modules package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

A flaw was found in the Netfilter subsystem of the Linux kernel. A race condition between IPSET_CMD_ADD and IPSET_CMD_SWAP can lead to a kernel panic due to the invocation of __ip_set_put on a wrong set. This issue may allow a local user to crash the system.

CVSS Scores

version 3.1