Copyright © 2012 Red Hat, Inc. All rights reserved. Moderate 2026-06-26T00:00:00 kernel: drm/xe/eustall: Fix drm_dev_put called before stream disable in close 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CWE-825

In the Linux kernel, the following vulnerability has been resolved: drm/xe/eustall: Fix drm_dev_put called before stream disable in close In xe_eu_stall_stream_close(), drm_dev_put() is called before the stream is disabled and its resources are freed. If this drops the last reference, the device structures could be freed while the subsequent cleanup code still accesses them, leading to a use-after-free. Fix this by moving drm_dev_put() after all device accesses are complete. This matches the ordering in xe_oa_release(). (cherry picked from commit 35aff528f7297e949e5e19c9cd7fd748cf1cf21c)

A flaw was found in the Linux kernel's drm/xe/eustall component. This vulnerability occurs because the `drm_dev_put()` function is called before a stream is disabled and its resources are freed within `xe_eu_stall_stream_close()`. This timing issue can lead to a use-after-free condition, where device structures might be accessed after they have been deallocated. A local attacker could potentially exploit this to cause system instability or a denial of service (DoS).

Red Hat Enterprise Linux 10 Affected kernel Red Hat Enterprise Linux 6 Not affected kernel Red Hat Enterprise Linux 7 Not affected kernel Red Hat Enterprise Linux 7 Not affected kernel-rt Red Hat Enterprise Linux 8 Not affected kernel Red Hat Enterprise Linux 8 Not affected kernel-rt Red Hat Enterprise Linux 9 Affected kernel Red Hat Enterprise Linux 9 Affected kernel-rt https://www.cve.org/CVERecord?id=CVE-2026-53290 https://nvd.nist.gov/vuln/detail/CVE-2026-53290 https://lore.kernel.org/linux-cve-announce/2026062616-CVE-2026-53290-1a5a@gregkh/T