{"id":"CVE-2018-9240","aliases":["DEBIAN-CVE-2018-9240","DLA-2186-1","EUVD-2018-20834","GHSA-p6r9-xv65-25jq","UBUNTU-CVE-2018-9240","USN-4507-1"],"status":"published","title":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen...","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01818,"percentile":0.78858,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2018-04-03T22:00:00Z","modified":"2026-10-24T10:30:18Z","fixes":[{"ecosystem":"Debian:12","package":"ncmpc","fixed_in":["0.33-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ncmpc","fixed_in":["0.33-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ncmpc","fixed_in":["0.33-1"],"sources":["osv"]},{"ecosystem":"Debian:8","package":"ncmpc","fixed_in":["0.24-1+deb8u1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"ncmpc","fixed_in":["0.24-1+deb8u1build0.16.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ncmpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.33-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ncmpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.33-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ncmpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.33-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"ncmpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.24-1+deb8u1"}]}],"versions":["0.24-1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"ncmpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.24-1+deb8u1build0.16.04.1"}]}],"versions":["0.24-1","0.24-1build1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"ncmpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.25-0.1build1","0.27-1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"ncmpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.24-1+deb8u1build0.16.04.1"}]}],"versions":["0.24-1","0.24-1build1"]}],"products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"debian","product":"debian_linux"},{"vendor":"ncmpc_project","product":"ncmpc"}],"references":[{"url":"https://bugs.debian.org/894724","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2020/04/msg00020.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://usn.ubuntu.com/4507-1/","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-9240"},{"url":"https://github.com/advisories/GHSA-p6r9-xv65-25jq"},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-9240","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-9240","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-4507-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-9240","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-9240","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","status":"published","published":"2018-04-03T22:00:00Z","modified":"2024-08-05T07:17:51.862Z","updated_at":"2026-11-02T14:35:02.603326Z"}],"euvd":[{"id":"EUVD-2018-20834","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","status":"published","published":"2018-04-03T22:00:00Z","modified":"2024-08-05T07:17:51Z","updated_at":"2026-11-03T02:40:00.465176Z"}],"ghsa":[{"id":"GHSA-p6r9-xv65-25jq","title":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen...","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","status":"published","published":"2022-05-13T01:16:13Z","modified":"2023-01-28T05:06:08Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:44:24.376453Z"}],"nvd":[{"id":"CVE-2018-9240","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","status":"published","published":"2018-04-03T22:29:01.32Z","modified":"2026-06-17T02:06:16.42Z","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":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:04:24.700429Z"}],"osv":[{"id":"CVE-2018-9240","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","status":"published","published":"2018-04-03T22:29:01.32Z","modified":"2026-10-24T10:30:18.56475355Z","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":"2026-11-02T15:44:10.051046Z"},{"id":"DEBIAN-CVE-2018-9240","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","status":"published","published":"2018-04-03T22:29:01.32Z","modified":"2026-10-23T18:04:49.035759779Z","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":"2026-11-02T15:45:31.170944Z"},{"id":"UBUNTU-CVE-2018-9240","description":"ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat message, a crash and denial of service could occur.","status":"published","published":"2018-04-03T22:29:00Z","modified":"2026-02-04T04:30:02.925958Z","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":"2026-11-02T15:54:18.772093Z"},{"id":"DLA-2186-1","title":"ncmpc - security update","status":"published","published":"2020-04-25T00:00:00Z","modified":"2026-03-09T01:20:06.988302Z","updated_at":"2026-11-02T15:46:10.227108Z"},{"id":"USN-4507-1","title":"ncmpc vulnerability","description":"It was discovered that ncmpc incorrectly handled long chat messages. A remote\nattacker could possibly exploit this with a crafted chat message, causing ncmpc\nto crash, resulting in a denial of service. (CVE-2018-9240)\n","status":"published","published":"2020-09-16T19:11:07Z","modified":"2026-04-27T15:36:49.730571Z","updated_at":"2026-11-02T16:58:14.547547Z"}]}}