{"id":"CVE-2020-21598","details":"libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file.","modified":"2026-08-07T11:31:17.468754479Z","published":"2021-09-16T22:15:07.837Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"introduced":"10.0"},{"last_affected":"10.0"},{"introduced":"11.0"},{"last_affected":"11.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*"]}]},"references":[{"type":"ADVISORY","url":"https://cwe.mitre.org/data/definitions/122.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2023/01/msg00020.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5346"},{"type":"REPORT","url":"https://github.com/strukturag/libde265/issues/237"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/strukturag/libde265","events":[{"introduced":"d065715fb8792f1559787bdd79c3a5b5a5f9e9a9"},{"last_affected":"d065715fb8792f1559787bdd79c3a5b5a5f9e9a9"}],"database_specific":{"cpe":"cpe:2.3:a:struktur:libde265:1.0.4:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.0.4"},{"last_affected":"1.0.4"}],"source":"CPE_STRING"}}],"versions":["1.0.4","v1.0.4"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-21598.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}