CVE-2026-31935

Name	CVE-2026-31935
Description	Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, flooding of craft HTTP2 continuation frames can lead to memory exhaustion, usually resulting in the Suricata process being shut down by the operating system. This issue has been patched in versions 7.0.15 and 8.0.4.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
suricata (PTS)	bullseye	1:6.0.1-3	vulnerable
	bullseye (security)	1:6.0.1-3+deb11u1	vulnerable
	bookworm	1:6.0.10-1	vulnerable
	trixie	1:7.0.10-1+deb13u3	vulnerable
	forky, sid	1:8.0.4-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
suricata	source	(unstable)	1:8.0.4-1

https://github.com/OISF/suricata/security/advisories/GHSA-vxrp-5pg7-7v4x