SB2023121396 - SUSE update for the Linux Kernel (Live Patch 45 for SLE 12 SP5) 



SB2023121396 - SUSE update for the Linux Kernel (Live Patch 45 for SLE 12 SP5)

Published: December 13, 2023

Security Bulletin ID SB2023121396
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Use-after-free (CVE-ID: CVE-2023-4622)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the unix_stream_sendpage() function in af_unix component. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


Remediation

Install update from vendor's website.