{"id":"CVE-2026-46352","aliases":["DEBIAN-CVE-2026-46352","EUVD-2026-80940","GHSA-rc34-46x6-mxxm","UBUNTU-CVE-2026-46352","openSUSE-SU-2026:10885-1"],"status":"published","title":"Suricata defrag: fragmented encapsulated traffic with fragments can lead to deadlock","description":"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 fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0047,"percentile":0.40963,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-833"],"published":"2026-05-28T00:00:00Z","modified":"2026-10-28T02:31:12Z","fixes":[{"ecosystem":"Debian:14","package":"suricata","fixed_in":["1:8.0.5-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:7.0.10-1","1:7.0.10-1+deb13u1","1:7.0.10-1+deb13u2","1:7.0.10-1+deb13u3","1:7.0.10-1+deb13u4","1:7.0.11-1","1:7.0.11-1~bpo13+1","1:8.0.0-1~exp1","1:8.0.0-1~exp2","1:8.0.0-1~exp4","1:8.0.0-1~exp5","1:8.0.1-1","1:8.0.1-2","1:8.0.1-3","1:8.0.1-3~bpo13+1","1:8.0.2-1","1:8.0.2-1~bpo13+1","1:8.0.3-1","1:8.0.3-1~bpo13+1","1:8.0.3-2~exp1","1:8.0.4-1","1:8.0.4-1~bpo13+1","1:8.0.5-1","1:8.0.5-1~bpo13+1","1:8.0.6-1","1:8.0.6-1~bpo13+1","1:8.0.7-1","1:8.0.7-1~bpo13+1","1:8.0.7-2~exp1"]},{"source":"osv","ecosystem":"Debian:14","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:8.0.5-1"}]}],"versions":["1:7.0.10-1","1:7.0.11-1","1:7.0.11-1~bpo13+1","1:8.0.0-1~exp1","1:8.0.0-1~exp2","1:8.0.0-1~exp4","1:8.0.0-1~exp5","1:8.0.1-1","1:8.0.1-2","1:8.0.1-3","1:8.0.1-3~bpo13+1","1:8.0.2-1","1:8.0.2-1~bpo13+1","1:8.0.3-1","1:8.0.3-1~bpo13+1","1:8.0.3-2~exp1","1:8.0.4-1","1:8.0.4-1~bpo13+1","1:8.0.5-1~bpo13+1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.8-1build1","2.0.9-1","2.0.10-1","2.0.10-2","2.0.11-1","3.0-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2-2ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:6.0.4-2","1:6.0.4-3"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:7.0.0-2","1:7.0.2-1","1:7.0.2-1build1","1:7.0.3-1build1","1:7.0.3-1build3"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:7.0.10-1","1:8.0.1-3build1","1:8.0.2-1","1:8.0.2-1build1","1:8.0.3-1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.5-1.1"}]}],"bundled":15}],"products":[{"vendor":"oisf","product":"suricata"}],"references":[{"url":"https://github.com/OISF/suricata/security/advisories/GHSA-rc34-46x6-mxxm","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","report"]},{"url":"https://forum.suricata.io/t/suricata-8-0-5-and-7-0-16-released/6315","tags":["x_refsource_MISC","Release Notes","Vendor Advisory","web"]},{"url":"https://redmine.openinfosecfoundation.org/issues/8550","tags":["x_refsource_MISC","Permissions Required","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46352.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46352","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-46352","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-46352","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46352","tags":["report"]},{"url":"https://redmine.openinfosecfoundation.org/issues/8561","tags":["report"]},{"url":"https://github.com/OISF/suricata/commit/519ded68fcd7c84d5d348735bba9b02036f91ef8","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45751","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45752","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45759","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45761","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45762","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45763","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45764","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45765","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45766","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45767","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45768","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45769","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-45770","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-46352","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-46387","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-46352","title":"Suricata defrag: fragmented encapsulated traffic with fragments can lead to deadlock","description":"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 fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.","status":"published","published":"2026-09-16T18:28:21.255Z","modified":"2026-09-17T16:15:07.91Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T13:47:06.353366Z"}],"euvd":[{"id":"EUVD-2026-80940","description":"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 fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.","status":"published","published":"2026-09-16T18:28:21Z","modified":"2026-09-17T16:15:07Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T17:28:11.273554Z"}],"nvd":[{"id":"CVE-2026-46352","description":"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 fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.","status":"published","published":"2026-09-16T19:17:17.897Z","modified":"2026-09-28T18:32:50.197Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T14:12:48.630594Z"}],"osv":[{"id":"CVE-2026-46352","title":"Suricata defrag: fragmented encapsulated traffic with fragments can lead to deadlock","description":"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 fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.","status":"published","published":"2026-09-16T18:28:21.255Z","modified":"2026-10-28T02:31:12.049116186Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T15:45:05.870292Z"},{"id":"DEBIAN-CVE-2026-46352","description":"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 fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.","status":"published","published":"2026-09-16T19:17:17.897Z","modified":"2026-09-29T08:47:22.804763238Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:56.025495Z"},{"id":"UBUNTU-CVE-2026-46352","description":"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 fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.","status":"published","published":"2026-09-16T19:17:00Z","modified":"2026-09-24T02:00:19.04935044Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:56:30.797112Z"},{"id":"openSUSE-SU-2026:10885-1","title":"libsuricata8_0_5-8.0.5-1.1 on GA media","description":"These are all security issues fixed in the libsuricata8_0_5-8.0.5-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-05-28T00:00:00Z","modified":"2026-05-29T08:15:06.445006444Z","updated_at":"2026-11-02T16:58:38.95195Z"}]}}