Use-after-free in ARM products - CVE-2022-36449
Published: April 4, 2023
Vulnerability identifier: #VU74383
CSH Severity: Low
CVSS v4.0: 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:U/U:Clear
CVE-ID: CVE-2022-36449
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: ARM
Affected software:
Midgard GPU Kernel Driver
Bifrost GPU Kernel Driver
Valhall GPU Kernel Driver
Midgard GPU Kernel Driver
Bifrost GPU Kernel Driver
Valhall GPU Kernel Driver
Detailed vulnerability description
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a use-after-free error. A local application can execute arbitrary code with elevated privileges.
How to mitigate CVE-2022-36449
Install updates from vendor's website.
Sources
- https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
- http://packetstormsecurity.com/files/168431/Arm-Mali-Released-Buffer-Use-After-Free.html
- http://packetstormsecurity.com/files/168434/Arm-Mali-CSF-Missing-Buffer-Size-Check.html
- http://packetstormsecurity.com/files/168432/Arm-Mali-Physical-Address-Exposure.html
- http://packetstormsecurity.com/files/168433/Arm-Mali-Race-Condition.html