CVE-2023-27567

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

In OpenBSD 7.2, a TCP packet with destination port 0 that matches a pf divert-to rule can crash the kernel.

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-400

Affected software

VendorProductVersions
n/an/an/a

References

Timeline

Published
Mar 3, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-27567: High severity, CVSS 7.5 | Vulnix