#VU79503 Use-after-free in Chrome OS - CVE-2023-4211
Published: August 15, 2023 / Updated: October 2, 2023
Vulnerability identifier: #VU79503
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2023-4211
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Chrome OS
Chrome OS
Software vendor:
Google
Description
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within Mali GPU Kernel Driver. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.
Note, the vulnerability is being actively exploited in the wild.
Remediation
Install updates from vendor's website.