{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63451", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-16T19:35:57.768Z", "datePublished": "2026-09-18T20:15:52.512Z", "dateUpdated": "2026-09-18T20:15:52.512Z"}, "containers": {"cna": {"title": "Suricata detect: frame rules without content and with transform can cause heap buffer overflow during rule load", "problemTypes": [{"descriptions": [{"cweId": "CWE-122", "lang": "en", "description": "CWE-122: Heap-based Buffer Overflow", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/OISF/suricata/security/advisories/GHSA-6qwq-j83r-qp34", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/OISF/suricata/security/advisories/GHSA-6qwq-j83r-qp34"}, {"name": "https://github.com/OISF/suricata/pull/15807", "tags": ["x_refsource_MISC"], "url": "https://github.com/OISF/suricata/pull/15807"}, {"name": "https://github.com/OISF/suricata/commit/5449ae170bfce213907d9bab87143a59774ed48f", "tags": ["x_refsource_MISC"], "url": "https://github.com/OISF/suricata/commit/5449ae170bfce213907d9bab87143a59774ed48f"}, {"name": "https://github.com/OISF/suricata/commit/d62acf5d75a61b76b16815e773408852f41b1975", "tags": ["x_refsource_MISC"], "url": "https://github.com/OISF/suricata/commit/d62acf5d75a61b76b16815e773408852f41b1975"}, {"name": "https://github.com/OISF/suricata/releases/tag/suricata-8.0.6", "tags": ["x_refsource_MISC"], "url": "https://github.com/OISF/suricata/releases/tag/suricata-8.0.6"}, {"name": "https://redmine.openinfosecfoundation.org/issues/8590", "tags": ["x_refsource_MISC"], "url": "https://redmine.openinfosecfoundation.org/issues/8590"}], "affected": [{"vendor": "OISF", "product": "suricata", "versions": [{"version": ">= 8.0.0, < 8.0.6", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-18T20:15:52.512Z"}, "descriptions": [{"lang": "en", "value": "Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, a locally supplied detection rule that combines frame inspection without content and a transformed match without content can make src/detect-engine-prefilter.c select multiple non-prefilter frame engines while preparing signatures for non-prefilter inspection. Loading the crafted rule, including in test mode, can trigger a heap buffer overflow and crash Suricata; network traffic alone cannot reach the flaw. This issue is fixed in version 8.0.6."}], "source": {"advisory": "GHSA-6qwq-j83r-qp34", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "suricata", "vendor": "OISF", "versions": [{"status": "affected", "version": ">= 8.0.0, < 8.0.6"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, a locally supplied detection rule that combines frame inspection without content and a transformed match without content can make src/detect-engine-prefilter.c select multiple non-prefilter frame engines while preparing signatures for non-prefilter inspection. Loading the crafted rule, including in test mode, can trigger a heap buffer overflow and crash Suricata; network traffic alone cannot reach the flaw. This issue is fixed in version 8.0.6."}], "id": "CVE-2026-63451", "lastModified": "2026-09-18T21:17:04.510", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-09-18T21:17:04.510", "references": [{"source": "[email protected]", "url": "https://github.com/OISF/suricata/commit/5449ae170bfce213907d9bab87143a59774ed48f"}, {"source": "[email protected]", "url": "https://github.com/OISF/suricata/commit/d62acf5d75a61b76b16815e773408852f41b1975"}, {"source": "[email protected]", "url": "https://github.com/OISF/suricata/pull/15807"}, {"source": "[email protected]", "url": "https://github.com/OISF/suricata/releases/tag/suricata-8.0.6"}, {"source": "[email protected]", "url": "https://github.com/OISF/suricata/security/advisories/GHSA-6qwq-j83r-qp34"}, {"source": "[email protected]", "url": "https://redmine.openinfosecfoundation.org/issues/8590"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "[email protected]", "type": "Primary"}]}

{}

{"created": "2026-09-19T11:15:14.115923+00:00", "updated": "2026-09-19T11:15:14.115928+00:00", "vendors": []}