CVE-2023-53087
kernel: drm/i915/active: Fix misuse of non-idle barriers as fence trackers
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 2, 2025
Updated · October 21, 2026
Description
A flaw was found in the Linux kernel i915 active-barrier tracking. Perf open and close can replace a barrier while another thread still uses that tracker. A local user running i915 perf next to other GPU clients can corrupt a list and crash the kernel.
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 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')