CVE-2026-68451: s390/zcrypt: Validate length for CCA ECC private key requests

Overview

Severity

High (CVSS 8.8)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-14

EPSS Score

0.13% (percentile: 3.2%)

Affected Products (1)

Other

• 21684-17084

Revision History

• 2026-08-14: Information published.