DescriptionSuricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.3, specially crafted traffic can cause a heap use after free if the ruleset uses the http.request_header or http.response_header keyword. The vulnerability has been patched in 7.0.3. To work around the vulnerability, avoid the http.request_header and http.response_header keywords.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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 PackageReleaseVersionStatus
suricata (PTS)buster1:4.1.2-2+deb10u1fixed
sid, trixie1:7.0.5-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
suricatasourcebuster(not affected)
suricatasourcebullseye(not affected)
suricatasourcebookworm(not affected)


[bookworm] - suricata <not-affected> (Vulnerable code not present)
[bullseye] - suricata <not-affected> (Vulnerable code not present)
[buster] - suricata <not-affected> (Vulnerable code not present) (suricata-7.0.3)

Search for package or bug name: Reporting problems