CVE-2026-98555: llc: fix skb UAF and leaks on llc_mac_hdr_init() failure

Overview

Severity

Medium (CVSS 6.4)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Oct

Released

2026-10-20

EPSS Score

0.21% (percentile: 10.6%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-10-20: Information published.