{"id":"CVE-2019-10053","aliases":["DEBIAN-CVE-2019-10053","EUVD-2019-2116","GHSA-38xc-j7pw-37v9","UBUNTU-CVE-2019-10053","openSUSE-SU-2025:15394-1"],"status":"published","title":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function...","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01711,"percentile":0.77518,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125","CWE-191"],"published":"2019-05-13T20:12:30Z","modified":"2026-10-24T10:30:41Z","fixes":[{"ecosystem":"Debian:13","package":"suricata","fixed_in":["1:4.1.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"suricata","fixed_in":["1:4.1.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1.4-1"}]}]},{"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":"openSUSE:Tumbleweed","package":"suricata","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0-1.1"}]}],"bundled":30}],"products":[{"vendor":"suricata-ids","product":"suricata"}],"references":[{"url":"https://lists.openinfosecfoundation.org/pipermail/oisf-announce/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://suricata-ids.org/2019/04/30/suricata-4-1-4-released/","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10053"},{"url":"https://github.com/advisories/GHSA-38xc-j7pw-37v9"},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-10053","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-10053","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-10053","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-2019-10053","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","status":"published","published":"2019-05-13T20:12:30Z","modified":"2024-08-04T22:10:09.262Z","updated_at":"2026-11-02T14:20:18.746972Z"}],"euvd":[{"id":"EUVD-2019-2116","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","status":"published","published":"2019-05-13T20:12:30Z","modified":"2024-08-04T22:10:09Z","updated_at":"2026-11-03T02:40:54.154728Z"}],"ghsa":[{"id":"GHSA-38xc-j7pw-37v9","title":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function...","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","status":"published","published":"2022-05-24T16:45:33Z","modified":"2023-01-28T05:05:16Z","cwes":["CWE-191"],"updated_at":"2026-11-02T14:44:19.546147Z"}],"nvd":[{"id":"CVE-2019-10053","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","status":"published","published":"2019-05-13T21:29:01.56Z","modified":"2026-06-17T02:10:06.86Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-125","CWE-191"],"updated_at":"2026-11-02T14:05:13.880207Z"}],"osv":[{"id":"CVE-2019-10053","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","status":"published","published":"2019-05-13T21:29:01.56Z","modified":"2026-10-24T10:30:41.782854726Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:10.051046Z"},{"id":"DEBIAN-CVE-2019-10053","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","status":"published","published":"2019-05-13T21:29:01.56Z","modified":"2026-09-21T07:00:04.190060588Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:31.170944Z"},{"id":"UBUNTU-CVE-2019-10053","description":"An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \\n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \\r results in an integer underflow.","status":"published","published":"2019-05-13T21:29:00Z","modified":"2025-10-24T04:47:35Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:18.772093Z"},{"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"}]}}