Use After Free Affecting kernel-uek-firmware package, versions <0:4.1.12-124.79.2.el6uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ORACLE6-KERNELUEKFIRMWARE-5927182
  • published4 Oct 2023
  • disclosed8 May 2023

Introduced: 8 May 2023

CVE-2023-2513  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:6 kernel-uek-firmware to version 0:4.1.12-124.79.2.el6uek or higher.
This issue was patched in ELSA-2023-12842.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-firmware package and not the kernel-uek-firmware package as distributed by Oracle. See How to fix? for Oracle:6 relevant fixed versions and status.

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors.

CVSS Scores

version 3.1