{"id":"UBUNTU-CVE-2018-19217","details":"In ncurses, possibly a 6.x version, there is a NULL pointer dereference at the function _nc_name_match that will lead to a denial of service attack. NOTE: the original report stated version 6.1, but the issue did not reproduce for that version according to the maintainer or a reliable third-party","modified":"2026-04-22T11:51:21.392731Z","published":"2018-11-12T19:29:00Z","upstream":["CVE-2018-19217"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-19217"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1643753"},{"type":"REPORT","url":"https://lists.gnu.org/archive/html/bug-ncurses/2019-04/msg00020.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-19217"}],"affected":[{"package":{"name":"ncurses","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/ncurses@5.9+20140118-1ubuntu1+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9+20140118-1ubuntu1+esm1"}]}],"versions":["5.9+20130608-1ubuntu1","5.9+20131221-1ubuntu1","5.9+20140118-1ubuntu1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"lib32ncurses5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"lib32ncursesw5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"lib32tinfo5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"lib64ncurses5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"lib64tinfo5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"libncurses5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"libncursesw5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"libtinfo5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"libx32ncurses5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"libx32ncursesw5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"libx32tinfo5","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"ncurses-base","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"ncurses-bin","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"ncurses-examples","binary_version":"5.9+20140118-1ubuntu1+esm1"},{"binary_name":"ncurses-term","binary_version":"5.9+20140118-1ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19217.json"}},{"package":{"name":"ncurses","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/ncurses@6.0+20160213-1ubuntu1+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0+20160213-1ubuntu1+esm1"}]}],"versions":["5.9+20150516-2ubuntu1","6.0+20151024-2ubuntu1","6.0+20151024-2ubuntu2","6.0+20160213-1ubuntu1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"lib32ncurses5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"lib32ncursesw5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"lib32tinfo5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_version":"6.0+20160213-1ubuntu1+esm1","binary_name":"lib64ncurses5"},{"binary_name":"lib64tinfo5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"libncurses5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"libncursesw5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"libtinfo5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"libx32ncurses5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"libx32ncursesw5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"libx32tinfo5","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"ncurses-base","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"ncurses-bin","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"ncurses-examples","binary_version":"6.0+20160213-1ubuntu1+esm1"},{"binary_name":"ncurses-term","binary_version":"6.0+20160213-1ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19217.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}