Vulnerability in Arm Utgard GPU Kernel Driver
CVE-2022-34830
An Arm product family through 2022-06-29 has a TOCTOU Race Condition that allows non-privileged user to make improper GPU processing operations to gain access to already freed memory.
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (45.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.000
Affected products
- Arm Utgard GPU Kernel Driver — versions r11p0, r12p0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- developer.arm.com/support/arm-security-updates (Vendor Advisory)
- developer.arm.com/Arm Security Center/Mali GPU Driver Vulnerabilities (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-34830?
- CVE-2022-34830 is a high-severity vulnerability in Arm Utgard GPU Kernel Driver, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.5/10. Published 2022-11-23.
- How severe is CVE-2022-34830?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-34830 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.