{"id":"ALPINE-CVE-2018-15853","details":"Endless recursion exists in xkbcomp/expr.c in xkbcommon and libxkbcommon before 0.8.1, which could be used by local attackers to crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation.","modified":"2026-06-09T21:31:29.748277914Z","published":"2018-08-25T21:29:01.483Z","upstream":["CVE-2018-15853"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-15853"}],"affected":[{"package":{"name":"xkbcomp","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/xkbcomp?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-15853.json"}},{"package":{"name":"xkbcomp","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/xkbcomp?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-15853.json"}},{"package":{"name":"xkbcomp","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/xkbcomp?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-15853.json"}},{"package":{"name":"xkbcomp","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/xkbcomp?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-15853.json"}},{"package":{"name":"xkbcomp","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/xkbcomp?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-15853.json"}},{"package":{"name":"xkbcomp","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/xkbcomp?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-15853.json"}},{"package":{"name":"xkbcomp","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/xkbcomp?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-15853.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}