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CVE-2025-68314

kernel: Linux kernel drm/msm: Privilege escalation or information disclosure due to improper last_fence update

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Severity

Moderate

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · December 16, 2025

Updated · August 20, 2026

Description

A flaw was found in the Linux kernel's drm/msm component. A local attacker could exploit this vulnerability by not properly updating the last_fence in the vm-bind path. This oversight can lead to resources being freed while still in use, potentially causing system faults, information disclosure, or privilege escalation.

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

No mitigation is specified in collected source.

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-763 · Release of Invalid Pointer or Reference