Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2022-46891

Severity CVSS v4.0:
Pending analysis
Type:
CWE-416 Use After Free
Publication date:
17/01/2023
Last modified:
14/12/2023

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:* r1p0 (including) r40p0 (including)
cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:* r13p0 (including) r32p0 (including)
cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:* r19p0 (including) r40p0 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools