CVE-2026-98374: tcp: fix use-after-free of retransmit_skb_hint in tcp_send_synack()

Overview

Severity

High (CVSS 7.1)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Oct

Released

2026-10-09

EPSS Score

0.16% (percentile: 4.7%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-10-09: Information published.