CVE-2022-27881

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

engine.c in slaacd in OpenBSD 6.9 and 7.0 before 2022-02-21 has a buffer overflow triggerable by an IPv6 router advertisement with more than seven nameservers. NOTE: privilege separation and pledge can prevent exploitation.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-120

Affected software

No affected versions have been published.

Timeline

Published
Mar 25, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2022-27881: High severity, CVSS 7.5 | Vulnix