{"id":"CVE-2018-20481","details":"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 XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.","modified":"2026-07-08T05:52:28.794427426Z","published":"2018-12-26T04:29:00.267Z","related":["SUSE-SU-2021:3854-1","SUSE-SU-2023:2906-1","SUSE-SU-2023:2907-1","openSUSE-SU-2021:3854-1"],"database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"},{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"18.04"},{"last_affected":"18.04"},{"introduced":"18.10"},{"last_affected":"18.10"}],"cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"],"vendor_product":"canonical:ubuntu_linux"},{"source":"CPE_STRING","extracted_events":[{"introduced":"8.0"},{"last_affected":"8.0"}],"vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"]}]},"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00018.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/106321"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2022"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2713"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00008.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3865-1/"},{"type":"REPORT","url":"https://gitlab.freedesktop.org/poppler/poppler/issues/692"},{"type":"FIX","url":"https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.freedesktop.org/poppler/poppler","events":[{"introduced":"9414cc632c17afb7b78c559447b2044268f06cfc"},{"last_affected":"9414cc632c17afb7b78c559447b2044268f06cfc"}],"database_specific":{"source":"CPE_STRING","extracted_events":[{"introduced":"0.72.0"},{"last_affected":"0.72.0"}],"cpe":"cpe:2.3:a:freedesktop:poppler:0.72.0:*:*:*:*:*:*:*"}}],"versions":["0.72.0","poppler-0.72.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20481.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}