Use-after-free in Linux kernel - CVE-2026-53290
Published: June 29, 2026
Vulnerability identifier: #VU135745
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-53290
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to execute arbitrary code or cause a denial of service.
The vulnerability exists due to use-after-free in xe_eu_stall_stream_close() when closing an eu stall stream. A local user can trigger the close path to execute arbitrary code or cause a denial of service.
How to mitigate CVE-2026-53290
Install security update from vendor's repository.