SB2022030132 - SUSE update for the Linux Kernel (Live Patch 26 for SLE 12 SP5)
Published: March 1, 2022
Security Bulletin ID
SB2022030132
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2021-0920)
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_scm_to_skb() function of af_unix.c in Linux kernel. A local user can run a specially crafted program to trigger a race condition and execute arbitrary code with elevated privileges.
Remediation
Install update from vendor's website.