{"id":"CVE-2020-27824","details":"A flaw was found in OpenJPEG’s encoder in the opj_dwt_calc_explicit_stepsizes() function. This flaw allows an attacker who can supply crafted input to decomposition levels to cause a buffer overflow. The highest threat from this vulnerability is to system availability.","modified":"2026-05-15T12:04:13.818916687Z","published":"2021-05-13T14:15:17.557Z","related":["ALSA-2021:4251","SUSE-SU-2022:3801-1","SUSE-SU-2022:3802-1","SUSE-SU-2022:4082-1","openSUSE-SU-2024:13571-1"],"database_specific":{"unresolved_ranges":[{"vendor_product":"debian:debian_linux","source":"CPE_FIELD","extracted_events":[{"last_affected":"9.0"},{"last_affected":"10.0"}],"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"]},{"vendor_product":"fedoraproject:fedora","extracted_events":[{"last_affected":"32"},{"last_affected":"33"}],"source":"CPE_FIELD","cpes":["cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"],"source":"CPE_FIELD","extracted_events":[{"last_affected":"8.0"}],"vendor_product":"redhat:enterprise_linux"}]},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OQR4EWRFFZQDMFPZKFZ6I3USLMW6TKTP/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4882"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1905723"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuoct2021.html"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}