{"id":"RLSA-2021:4426","summary":"Moderate: ncurses security update","details":"The ncurses (new curses) library routines are a terminal-independent method of updating character screens with reasonable optimization. The ncurses packages contain support utilities including a terminfo compiler tic, a decompiler infocmp, clear, tput, tset, and a termcap conversion tool captoinfo.\n\nSecurity Fix(es):\n\n* ncurses: heap-based buffer overflow in the _nc_find_entry function in tinfo/comp_hash.c (CVE-2019-17594)\n\n* ncurses: heap-based buffer overflow in the fmt_entry function in tinfo/comp_hash.c (CVE-2019-17595)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.5 Release Notes linked from the References section.","modified":"2026-02-04T09:45:07.283346Z","published":"2021-11-09T09:21:17Z","upstream":["CVE-2019-17594","CVE-2019-17595"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:4426"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1766617"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1766745"}],"affected":[{"package":{"name":"ncurses","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/ncurses?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.1-9.20180224.el8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:4426.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}