CVE-2026-41285
MEDIUM 4.3EPSS 0.2%
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.
- CVSS v3.1
- 4.3 MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - EPSS
- 0.21% chance of exploitation in the next 30 days, 11th percentile
- Published
- 2026-04-20
- Updated
- 2026-04-21
Proof-of-concept exploits (1)
- Rat5ak/CVE-2026-41285-OpenBSD-v6daemons-go-brrr0★ · 2026-05-10