AEGLIX vulnerability intelligence
CVE-2021-29256
HIGH · CVSS 8.8 · Analyzed
Published: 2021-05-24 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0.
Severity and scoring
- CVSS score
- 8.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Arm · Mali Graphics Processing Unit (GPU)
- Added to catalog
- 2023-07-07
- Required action
- Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
- CISA remediation due date
- 2023-07-28
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:*
From (inclusive): r16p0
Before (exclusive): r30p0
cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:*
From (inclusive): r28p0
Before (exclusive): r31p0
cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*
From (inclusive): r19p0
Before (exclusive): r30p0
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.