CVE Database›CVE-2022-4139

CVE-2022-4139

kernel: i915: Incorrect GPU TLB flush can lead to random memory access

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Severity

Important

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · November 30, 2022

Updated · June 28, 2026

Description

An incorrect TLB flush issue was found in the Linux kernel’s GPU i915 kernel driver, potentially leading to random memory corruption or data leaks. This flaw could allow a local user to crash the system or escalate their privileges on the system.

Statement

Red Hat Enterprise Linux 7 is not affected by this flaw as it did not include support for Intel Gen12 GPU.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-825 · Expired Pointer Dereference