SB2022111038 - SUSE update for libarchive



SB2022111038 - SUSE update for libarchive

Published: November 10, 2022

Security Bulletin ID SB2022111038
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) UNIX symbolic link following (CVE-ID: CVE-2021-31566)

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

The vulnerability exists due to a symlink following issue when extracting files from the archive. A local user can create a specially crafted symbolic link to a critical file on the system, place it into an archive and modify modes, times, access control lists, and flags of a file outside of the archive.



Remediation

Install update from vendor's website.