{"id":"CVE-2018-7552","aliases":["DLA-1340-1","EUVD-2018-19279","GHSA-mq34-7hj6-qj3h","UBUNTU-CVE-2018-7552"],"status":"published","title":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a...","description":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","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":"2026-11-09","score":0.02178,"percentile":0.82473,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2018-02-28T06:00:00Z","modified":"2026-10-20T10:50:30Z","fixes":[{"ecosystem":"Ubuntu:14.04:LTS","package":"sam2p","fixed_in":["0.49.2-3+deb8u3build0.14.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"sam2p","fixed_in":["0.49.2-3+deb8u3build0.16.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:7","package":"sam2p","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.49.1-1+deb7u3"}]}],"versions":["0.49.1-1","0.49.1-1+deb7u1","0.49.1-1+deb7u2"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"sam2p","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.49.2-3+deb8u3build0.14.04.1"}]}],"versions":["0.49.1-1","0.49.2-2"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"sam2p","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.49.2-3+deb8u3build0.16.04.1"}]}],"versions":["0.49.2-3"]}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"sam2p_project","product":"sam2p"}],"references":[{"url":"https://github.com/pts/sam2p/issues/30","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","report"]},{"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=891527","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2018/04/msg00004.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-7552"},{"url":"https://github.com/advisories/GHSA-mq34-7hj6-qj3h"},{"url":"https://ubuntu.com/security/CVE-2018-7552","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-7552","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-7552","description":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","status":"published","published":"2018-02-28T06:00:00Z","modified":"2024-08-05T06:31:04.364Z","updated_at":"2026-11-02T14:35:10.313768Z"}],"euvd":[{"id":"EUVD-2018-19279","description":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","status":"published","published":"2018-02-28T06:00:00Z","modified":"2024-08-05T06:31:04Z","updated_at":"2026-11-03T02:40:05.625439Z"}],"ghsa":[{"id":"GHSA-mq34-7hj6-qj3h","title":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a...","description":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","status":"published","published":"2022-05-14T01:22:07Z","modified":"2023-02-02T05:03:39Z","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"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:51:41.084259Z"}],"nvd":[{"id":"CVE-2018-7552","description":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","status":"published","published":"2018-02-28T06:29:00.297Z","modified":"2026-06-17T02:03:21.587Z","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-119"],"updated_at":"2026-11-02T14:04:23.783914Z"}],"osv":[{"id":"CVE-2018-7552","description":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","status":"published","published":"2018-02-28T06:29:00.297Z","modified":"2026-10-20T10:50:30.309709819Z","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":"2026-11-02T15:44:09.74357Z"},{"id":"UBUNTU-CVE-2018-7552","description":"There is an invalid free in Mapping::DoubleHash::clear in mapping.cpp that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","status":"published","published":"2018-02-28T06:29:00Z","modified":"2025-09-08T16:44:47Z","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":"DLA-1340-1","title":"sam2p - security update","status":"published","published":"2018-04-06T00:00:00Z","modified":"2026-03-09T01:00:59.518178Z","updated_at":"2026-11-02T15:46:09.336894Z"}]}}