{"action":"Upgrade poppler to 0.71.0-4 or later.","affected":[{"fixed":"0.71.0-4","introduced":"0"}],"component":"poppler","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["0.71.0-4"],"id":"tcs_01M5NDATH434XQ2G19GQM3KXSV","modified_at":"2026-10-23T18:03:04.909418276Z","published_at":"2018-12-26T04:29:00.267Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-20481","https://security-tracker.debian.org/tracker/CVE-2018-20481"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-20481","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-20481"}],"summary":"XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when"}