{"id":"CVE-2024-32663","state":"PUBLISHED","title":"Suricata 's http2 parser contains an improper compressed header handling can lead to resource starvation","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, a small amount of HTTP/2 traffic can lead to Suricata using a large amount of memory. The issue has been addressed in Suricata 7.0.5 and 6.0.19. Workarounds include disabling the HTTP/2 parser and reducing `app-layer.protocols.http2.max-table-size` value (default is 65536).","publishedAt":"2024-05-07T14:48:20.366Z","updatedAt":"2025-11-03T19:29:48.378Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["OISF suricata"],"affected":[{"vendor":"OISF","product":"suricata","versions":[{"version":">= 7.0.0, <= 7.0.4","status":"affected"},{"version":">= 6.0.0, <= 6.0.18","status":"affected"}]}],"references":["https://github.com/OISF/suricata/security/advisories/GHSA-9jxm-qw9v-266r","https://github.com/OISF/suricata/commit/08d93f7c3762781b743f88f9fdc4389eb9c3eb64","https://github.com/OISF/suricata/commit/c0af92295e833d1db29b184d63cd3b829451d7fd","https://github.com/OISF/suricata/commit/d24b37a103c04bb2667e449e080ba4c8e56bb019","https://github.com/OISF/suricata/commit/e68ec4b227d19498f364a41eb25d3182f0383ca5","https://redmine.openinfosecfoundation.org/issues/6892","https://redmine.openinfosecfoundation.org/issues/6900","https://lists.debian.org/debian-lts-announce/2025/03/msg00029.html"],"weaknesses":["CWE-400","CWE-770"],"ingestedAt":"2026-10-29T20:07:21.467Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/32xxx/CVE-2024-32663.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-32663","state":"PUBLISHED","datePublished":"2024-05-07T14:48:20.366Z","dateUpdated":"2025-11-03T19:29:48.378Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2024-04-16T14:15:26.878Z"},"containers":{"cna":{"title":"Suricata 's http2 parser contains an improper compressed header handling can lead to resource starvation","descriptions":[{"lang":"en","value":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, a small amount of HTTP/2 traffic can lead to Suricata using a large amount of memory. The issue has been addressed in Suricata 7.0.5 and 6.0.19. 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