SB20211214109 - Ubuntu update for flatpak
Published: December 14, 2021
Security Bulletin ID
SB20211214109
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Security restrictins bypass (CVE-ID: CVE-2021-41133)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to an error in the VFS-manipulating syscalls implementation. A local user can bypass sandbox restrictions and escalate privileges on the system.
Remediation
Install update from vendor's website.