SB2022021739 - SUSE update for virglrenderer



SB2022021739 - SUSE update for virglrenderer

Published: February 17, 2022

Security Bulletin ID SB2022021739
CSH 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 vulnerability.


1) Out-of-bounds write (CVE-ID: CVE-2022-0135)

CWE-ID: CWE-787 - Out-of-bounds write

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to execute arbitrary code on the system.

The vulnerability exists due to a boundary error when processing untrusted input in the VirGL virtual OpenGL renderer. A local user can pass a specially crafted virgil resource and then issue a VIRTGPU_EXECBUFFER ioctl, leading to a denial of service or possible code execution.


Remediation

Install update from vendor's website.