CVE-2026-80755: selinux: reject a permission value exceeding the class permission count

Overview

Severity

Medium (CVSS 6)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-04

EPSS Score

0.20% (percentile: 9.9%)

Affected Products (1)

Other

• 21684-17084

Security Updates (1)

• Security Update

Revision History

• 2026-09-04: Information published.