CVE-2023-4211

Exploited in the Wild ✓ Confirmed 0-Day ★ Google Project Zero
Triaged: March 5, 2026 3 articles

EPSS Score

Source: FIRST.org · 2026-05-24
0.2%
probability
This CVE has a 0.2% probability of being exploited in the next 30 days.
0% Top 42.1th percentile of all CVEs 100%

CVSS v3.1

Source: NVD
5.5
MEDIUM
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Description

NVD
A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

Affected Products

arm
5th gen gpu architecture kernel driver
arm
bifrost gpu kernel driver
arm
midgard gpu kernel driver
arm
valhall gpu kernel driver

Attack Intelligence

Google Project Zero

Patched
Oct. 2, 2023
Reported by
Maddie Stone of Google's Threat Analysis Group and Jann Horn of Google Project Zero
Root Cause Analysis
https://googleprojectzero.github.io/0days-in-the-wild//0day-RCAs/2023/CVE-2023-4211.html

Signal Intelligence

Confidence
95%
EPSS 0.2%
CVSS v3.1 5.5
Mentions 3
Last Seen Oct 03, 2023

CNA Information

Analyst Note

Auto-imported from Google Project Zero — confirmed zero-day by definition.

Triage Info

Decided atMar 05, 2026