CVE-2026-64017: blk-mq: pop cached request if it is usable

Overview

Severity

Critical (CVSS 9.8)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jul

Released

2026-07-21

Last Updated

2026-08-13

EPSS Score

0.13% (percentile: 2.5%)

Affected Products (2)

Other

• 21684-17084
• 21580-17084

Revision History

• 2026-07-21: Information published.
• 2026-08-13: Information published.