{"id":"CVE-2026-46352","title":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine","summary":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version 8.0.0 and prior to version 8.0.5, Suricata's IP defragmentation code could deadlock when processing…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-833"],"vendor":"oisf","product":"suricata","affected":["suricata >= 8.0.0, < 8.0.5"],"patched":["suricata 8.0.5"],"published":"2026-09-16","updated":"2026-09-28","sourceUpdated":"2026-09-28T18:32:50.197","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-46352","references":[{"url":"https://forum.suricata.io/t/suricata-8-0-5-and-7-0-16-released/6315","label":"security-advisories@github.com"},{"url":"https://github.com/OISF/suricata/security/advisories/GHSA-rc34-46x6-mxxm","label":"security-advisories@github.com"},{"url":"https://redmine.openinfosecfoundation.org/issues/8550","label":"security-advisories@github.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46352.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-46352"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46352"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46352"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-17T16:14:56.344099Z"},"ingestedAt":"2026-09-16T19:02:30.736Z","epss":0.0047,"epssPercentile":0.40512,"slug":"CVE-2026-46352","body":"## Overview\n\nSuricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version 8.0.0 and prior to version 8.0.5, Suricata's IP defragmentation code could deadlock when processing fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.\n\n## Affected\n\n- `suricata >= 8.0.0, < 8.0.5`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `suricata 8.0.5`\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-10-16 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46352.json)","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}