SB2023033024 - Privilege escalation in ARM Mali GPU kernel drivers
Published: March 30, 2023
Security Bulletin ID
SB2023033024
Severity
High
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) Out-of-bounds write (CVE-ID: CVE-2022-22706)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges. This vulnerability was patched in Google Pixel and tracked under #VU64876 (CVE-2021-39793).
Note, the vulnerability is known to be exploited in the wild in targeted attacks.
Remediation
Install update from vendor's website.