CVE-2022-46396: arm avalon_gpu_kernel_driver
CVSS: 4.4v3.1MediumModified
Published 11-04-2023Last modified 11-02-2025
Vulnerability summary
CVE-2022-46396 is a medium (CVSS 4.4) vulnerability in arm avalon_gpu_kernel_driver. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 12% of scored vulnerabilities.
CVSS score
4.4/10
010
Medium · v3.1 (CVE.org)EPSS score
0.22%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-04-2023PublishedVulnerability first disclosed.
- 11-02-2025Last modifiedVulnerability information updated.
Description
An issue was discovered in the Arm Mali Kernel Driver. A non-privileged user can make improper GPU memory processing operations to access a limited amount outside of buffer bounds. This affects Valhall r29p0 through r41p0 before r42p0 and Avalon r41p0 before r42p0.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 4.4Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:NSources2 sources · 3.3–4.4
- NVDNIST3.3LowCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NDiffers
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
12%
Versus all other CVEs
30-day change
0.00 pp
From 0.22% on 20-09-2026
20-09-202620-10-2026
EPSS score0.22%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Arm2 products
- avalon_gpu_kernel_driverr41p0
- valhall_gpu_kernel_driver≥ r29p0, ≤ r41p0
1 vendor · 2 products