CVE-2022-46891

HIGH

Arm Mali GPU Kernel Driver - Use After Free

Title source: llm
STIX 2.1

Description

An issue was discovered in the Arm Mali GPU Kernel Driver. There is a use-after-free. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Midgard r13p0 through r32p0, Bifrost r1p0 through r40p0, and Valhall r19p0 through r40p0.

Scores

CVSS v3 8.8
EPSS 0.0032
EPSS Percentile 55.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (3)
arm/bifrost_gpu_kernel_driver r1p0 - r40p0
arm/midgard_gpu_kernel_driver r13p0 - r32p0
arm/valhall_gpu_kernel_driver r19p0 - r40p0
Published Jan 17, 2023
Tracked Since Feb 18, 2026