CVE-2026-53166: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock

Overview

Severity

Medium (CVSS 5.5)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-27

Last Updated

2026-08-13

Affected Products (3)

Other

• 21474-17084
• 21580-17084
• 21443-17084

Revision History

• 2026-06-27: Information published.
• 2026-06-28: Information published.
• 2026-07-12: Information published.
• 2026-08-13: Information published.