CVE-2022-46396
Published: 11 April 2023
Summary
CVE-2022-46396 is a low-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in Arm Avalon Gpu Kernel Driver. Its CVSS base score is 3.3 (Low).
Operationally, ranked at the 48.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-49205
Vulnerability details
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…
more
before r42p0.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.
Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.
Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.
Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.