CVE-2026-98123: sctp: fix soft lockup from unpadded ASCONF-ACK parameter iteration

Overview

Severity

Medium (CVSS 6.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-27

EPSS Score

0.17% (percentile: 5.5%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-09-27: Information published.