CVE-2021-28663 Information

Description

The Arm Mali GPU kernel driver allows privilege escalation or information disclosure because GPU memory operations are mishandled leading to a use-after-free. This affects Bifrost r0p0 through r28p0 before r29p0 Valhall r19p0 through r28p0 before r29p0 and Midgard r4p0 through r30p0.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver https://developer.arm.com/support/arm-security-updates

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8