CVE-2026-7164

High

Description

Incorrect packet validation allowed unbounded recursion parsing SCTP chunk parameters. This can eventually result in a stack overflow and panic. Remote attackers can craft packets which cause affected systems to panic. This affects any system where pf is configured to process traffic, independent of the configured ruleset.

SeverityHigh

CVSS7.5

Exploit probability—

Product

Freebsd

PublishedApr 30, 2026

First seenApr 30, 2026

Weakness typeCWE-674CWE-674 CWE-791CWE-791

How to fix

Vendor advisories

security.freebsd.org/advisories/FreeBSD-SA-26:14.pf.asc

Affected products

Product	Affected versions	Fixed in
freebsd freebsd	13.5, 14.3, 14.4, 15.0	—

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