CVE-2026-71225: Libkcapi: iv reuse in libkcapi one-shot symmetric cipher chunking causes cipher state reset across chunk boundaries

Overview

Severity

Medium (CVSS 6.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-09

EPSS Score

0.24% (percentile: 14.8%)

Affected Products (1)

Other

• 21685-17084

Revision History

• 2026-08-09: Information published.