VULNERABILITY INTELLIGENCE

CVE-2026-41285

CVSS score4.3 MEDIUM
EPSS probability0.21%
CISA KEVNot currently listed
Published2026-04-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Description

In OpenBSD through 7.8, the slaacd and rad daemons have an infinite loop when they receive a crafted ICMPv6 Neighbor Discovery (ND) option (over a local network) with length zero, because of an "nd_opt_len * 8 - 2" expression with no preceding check for whether nd_opt_len is zero.

Weakness classification

  • cve@mitre.org: CWE-1284
  • nvd@nist.gov: CWE-835

Primary references