CVE-2026-63810: block: Avoid mounting the bdev pseudo-filesystem in userspace

Overview

Severity

High (CVSS 7.1)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jul

Released

2026-07-20

Last Updated

2026-08-13

EPSS Score

0.18% (percentile: 7.9%)

Affected Products (1)

Other

• 21580-17084

Revision History

• 2026-07-20: Information published.
• 2026-07-20: Information published.
• 2026-08-13: Information published.