CVE-2026-64021
kernel: drm/xe/oa: Fix exec_queue leak on width check in stream open
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 19, 2026
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's drm/xe/oa component. A resource leak occurs in the xe_oa_stream_open_ioctl() function when an exec_queue reference is not properly released. This can cause the exec_queue and associated file private state to remain allocated indefinitely, potentially leading to a denial of service (DoS) condition.
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-772 · Missing Release of Resource after Effective Lifetime