CVE-2024-23839
highpriority · track · 32EPSS 0.008 · 56 %ileEURUUSEPSS · scored 2026-10-27
Suricata 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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (10)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (14)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2024-23839/cnnvd
- https://github.com/OISF/suricata/commit/cd731fcaf42e5f7078c9be643bfa0cee2ad53e8fcnnvd
- https://github.com/OISF/suricata/security/advisories/GHSA-qxj6-hr2p-mmc7cnnvd
- https://redmine.openinfosecfoundation.org/issues/6657cnnvd
- https://github.com/OISF/suricata/commit/cd731fcaf42e5f7078c9be643bfa0cee2ad53e8fenisa_euvd
- https://github.com/OISF/suricata/security/advisories/GHSA-qxj6-hr2p-mmc7enisa_euvd
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/enisa_euvd
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/enisa_euvd
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