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Vulnerabilities / CVE-2026-22264

critical

CVE-2026-22264

Suricata is a network IDS, IPS and NSM engine. Prior to version 8.0.3 ...

Published Modified CWE 416
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD.

Description

Suricata is a network IDS, IPS and NSM engine. Prior to version 8.0.3 and 7.0.14, an unsigned integer overflow can lead to a heap use-after-free condition when generating excessive amounts of alerts for a single packet. Versions 8.0.3 and 7.0.14 contain a patch. As a workaround, do not run untrusted rulesets or run with less than 65536 signatures that can match on the same packet.

Affected packages and fixed versions

SourcePackageFixed in
debian 11suricatano fix listed
debian 13suricata1:7.0.10-1+deb13u3
debian 14suricata1:8.0.3-1
echosuricata1:7.0.10-1+deb13u3
rapidfort alpine 3.20suricata8.0.0-r0
rapidfort alpine 3.21suricata8.0.0-r0
rapidfort alpine 3.22suricata8.0.0-r0
rapidfort alpine 3.23suricata8.0.2-r0
rapidfort debian 12suricata0:7.0.10-1+deb13u3, 1:8.0.3-1
rapidfort debian 13suricata0:7.0.10-1+deb13u3, 1:8.0.3-1
rapidfort fedora 43suricata7.0.15-1.fc43
rapidfort Oracle Linux 10suricata8.0.3-1.el10_2
Show all 16 entries from 16 sources
SourcePackageFixed in
debian 11suricatano fix listed
debian 13suricata1:7.0.10-1+deb13u3
debian 14suricata1:8.0.3-1
echosuricata1:7.0.10-1+deb13u3
rapidfort alpine 3.20suricata8.0.0-r0
rapidfort alpine 3.21suricata8.0.0-r0
rapidfort alpine 3.22suricata8.0.0-r0
rapidfort alpine 3.23suricata8.0.2-r0
rapidfort debian 12suricata0:7.0.10-1+deb13u3, 1:8.0.3-1
rapidfort debian 13suricata0:7.0.10-1+deb13u3, 1:8.0.3-1
rapidfort fedora 43suricata7.0.15-1.fc43
rapidfort Oracle Linux 10suricata8.0.3-1.el10_2
rapidfort Oracle Linux 9suricata7.0.15-1.el9
rapidfort ubuntu 20.04suricata1:8.0.3-1
rapidfort ubuntu 22.04suricata1:8.0.3-1
rapidfort ubuntu 24.04suricata1:8.0.3-1

References

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.