{"id":"CVE-2018-19217","title":"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","summary":"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 v…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"invisible-island","product":"ncurses","affected":["ncurses = 6.1"],"published":"2018-11-12","updated":"2026-07-23","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2018-19217","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1643753","label":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1643753","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.01309,"epssPercentile":0.68907,"ingestedAt":"2026-07-23T19:19:13.087Z","slug":"CVE-2018-19217","body":"## Overview\n\nIn 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\n\n## Affected\n\n- `ncurses = 6.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}