CVE-2026-97399: One-byte overread in strncasecmp on Power8

Overview

Severity

Low (CVSS 3.7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-30

EPSS Score

0.29% (percentile: 19.5%)

Affected Products (1)

Other

• 21824-17084

Revision History

• 2026-09-30: Information published.