CVE-2026-41285
Medium · 4.3CVSS
4.3
EPSS
0.3%
Published
Apr 21, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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