CVE-2026-64542: ipv6: ndisc: fix NULL deref in accept_untracked_na()

Overview

Severity

Medium (CVSS 4.7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jul

Released

2026-08-09

EPSS Score

0.17% (percentile: 6.4%)

Affected Products (1)

Other

• 21626-17084

Revision History

• 2026-08-09: Information published.