{"id":"CVE-2020-6851","details":"OpenJPEG through 2.3.1 has a heap-based buffer overflow in opj_t1_clbl_decode_processor in openjp2/t1.c because of lack of opj_j2k_update_image_dimensions validation.","modified":"2026-04-16T04:30:27.946075394Z","published":"2020-01-13T06:15:10.957Z","related":["SUSE-SU-2022:1252-1","openSUSE-SU-2024:11120-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LACIIDDCKZJEPKTTFILSOSBQL7L3FC6V/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XBRMI2D3XPVWKE3V52KRBW7BJVLS5LD3/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4882"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0262"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0296"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/01/msg00025.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00008.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0274"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujul2020.html"},{"type":"EVIDENCE","url":"https://github.com/uclouvain/openjpeg/issues/1228"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/uclouvain/openjpeg","events":[{"introduced":"0"},{"last_affected":"57096325457f96d8cd07bd3af04fe81d7a2ba788"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.3.1"}]}}],"versions":["v2.2.0","v2.3.0","v2.3.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-6851.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"30"}]},{"events":[{"introduced":"0"},{"last_affected":"31"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.7"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.7"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.7"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"18c"}]},{"events":[{"introduced":"0"},{"last_affected":"8.5.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.5.5"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}