{"action":"Upgrade xkbcomp to 1.5.0-r0 or later.","affected":[{"fixed":"1.5.0-r0","introduced":"0"}],"component":"xkbcomp","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["1.5.0-r0"],"id":"tcs_01M5NACT78STBTWFA5SACHH78R","modified_at":"2026-10-23T17:17:55.221818160Z","published_at":"2018-08-25T21:29:02.170Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-15859","https://security.alpinelinux.org/vuln/CVE-2018-15859"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-15859#Alpine:v3.24/xkbcomp","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-15859"}],"summary":"Unchecked NULL pointer usage when parsing invalid atoms in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon"}