{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"x11-xkb-utils","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5ND3VASWVRB47T1EGF6NH8W","modified_at":"2026-10-23T18:04:46.888039497Z","published_at":"2018-08-25T21:29:02.170Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-15859","https://security-tracker.debian.org/tracker/CVE-2018-15859"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-15859#Debian:13/x11-xkb-utils","url":"https://osv.dev/vulnerability/DEBIAN-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"}