{"id":"CVE-2024-38534","aliases":["ALPINE-CVE-2024-38534","DEBIAN-CVE-2024-38534","EUVD-2024-37398","GHSA-59qg-h357-69fq","MGASA-2024-0306","UBUNTU-CVE-2024-38534","openSUSE-SU-2025:15394-1"],"status":"published","title":"Suricata modbus: txs without responses are never freed","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","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":0.00869,"percentile":0.59033,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-770"],"published":"2024-07-11T14:47:47Z","modified":"2026-11-03T06:32:08Z","fixes":[{"ecosystem":"Alpine:v3.20","package":"suricata","fixed_in":["7.0.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"suricata","fixed_in":["7.0.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"suricata","fixed_in":["7.0.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"suricata","fixed_in":["7.0.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"suricata","fixed_in":["7.0.6-r0"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"suricata","fixed_in":["1:7.0.6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"suricata","fixed_in":["1:7.0.6-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.20","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.6-r0"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.0.6-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.0.6-1"}]}]},{"source":"osv","ecosystem":"Mageia:9","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.20-1.mga9"}]}],"bundled":4},{"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":"openSUSE:Tumbleweed","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0-1.1"}]}],"bundled":30}],"products":[{"vendor":"oisf","product":"suricata"}],"references":[{"url":"https://github.com/OISF/suricata/security/advisories/GHSA-59qg-h357-69fq","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","report"]},{"url":"https://github.com/OISF/suricata/commit/a753cdbe84caee3b66d0bf49b2712d29a50d67ae","tags":["x_refsource_MISC","x_transferred","Patch","fix","report"]},{"url":"https://redmine.openinfosecfoundation.org/issues/6987","tags":["x_refsource_MISC","x_transferred","Issue Tracking","web","report"]},{"url":"https://redmine.openinfosecfoundation.org/issues/6988","tags":["x_refsource_MISC","x_transferred","Issue Tracking","web","report"]},{"url":"https://security.alpinelinux.org/vuln/CVE-2024-38534","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/38xxx/CVE-2024-38534.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-38534","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-38534","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2024-0306.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=33431","tags":["report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JJWELU75TPOICUA2UGNZDY7QQJBB7HYJ/","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2024-38534","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-38534","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2016-10728","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-14568","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-10050","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-10053","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-23835","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-23836","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-23839","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-24568","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-32663","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-32664","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-32867","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-37151","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-38534","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-38535","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-38536","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-45795","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-45796","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-45797","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-47187","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-47188","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-47522","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-55605","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-55626","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-55627","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-55628","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-55629","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-29915","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-29916","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-29917","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-29918","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2024-38534","title":"Suricata modbus: txs without responses are never freed","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","status":"published","published":"2024-07-11T14:47:47.913Z","modified":"2024-08-02T04:12:25.174Z","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-770"],"updated_at":"2026-11-02T14:34:16.007021Z"}],"euvd":[{"id":"EUVD-2024-37398","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","status":"published","published":"2024-07-11T14:47:47Z","modified":"2024-08-02T04:12:25Z","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":"2026-11-03T03:50:18.462935Z"}],"nvd":[{"id":"CVE-2024-38534","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","status":"published","published":"2024-07-11T15:15:12.35Z","modified":"2026-06-17T07:40:29.24Z","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"},{"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":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:10:12.016585Z"}],"osv":[{"id":"ALPINE-CVE-2024-38534","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","status":"published","published":"2024-07-11T15:15:12.35Z","modified":"2026-11-03T06:32:08.611811363Z","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":"2026-11-03T07:18:15.355745Z"},{"id":"CVE-2024-38534","title":"Suricata modbus: txs without responses are never freed","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","status":"published","published":"2024-07-11T14:47:47.913Z","modified":"2026-10-28T02:31:05.382549055Z","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-770"],"updated_at":"2026-11-02T15:44:41.133403Z"},{"id":"DEBIAN-CVE-2024-38534","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","status":"published","published":"2024-07-11T15:15:12.35Z","modified":"2026-11-02T12:02:42.242131433Z","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":"2026-11-02T15:45:42.835825Z"},{"id":"UBUNTU-CVE-2024-38534","description":"Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Crafted modbus traffic can lead to unlimited resource accumulation within a flow. Upgrade to 7.0.6. Set a limited stream.reassembly.depth to reduce the issue.","status":"published","published":"2024-07-11T15:15:00Z","modified":"2025-10-24T05:10:15Z","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"},{"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":"2026-11-02T16:54:54.69008Z"},{"id":"MGASA-2024-0306","title":"Updated suricata packages fix security vulnerabilities","description":"CVE-2024-37151 Mishandling of multiple fragmented packets using the same\nIP ID value can lead to packet reassembly failure, which can lead to\npolicy bypass.\nCVE-2024-38534 Crafted modbus traffic can lead to unlimited resource\naccumulation within a flow\nCVE-2024-38535, CVE-2024-38536 Suricata can run out of memory when\nparsing crafted HTTP/2 traffic.\n","status":"published","published":"2024-09-17T02:41:21Z","modified":"2026-04-16T04:42:22.489920391Z","updated_at":"2026-11-02T15:49:42.684501Z"},{"id":"openSUSE-SU-2025:15394-1","title":"libsuricata8_0_0-8.0.0-1.1 on GA media","description":"These are all security issues fixed in the libsuricata8_0_0-8.0.0-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-07-28T00:00:00Z","modified":"2026-03-23T04:53:43.337191Z","updated_at":"2026-11-02T16:58:37.810934Z"}]}}