{"id":"CVE-2018-21015","details":"AVC_DuplicateConfig() at isomedia/avc_ext.c in GPAC 0.7.1 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file. There is \"cfg_new-\u003eAVCLevelIndication = cfg-\u003eAVCLevelIndication;\" but cfg could be NULL.","modified":"2026-05-06T03:50:21.784229Z","published":"2019-09-16T13:15:11.417Z","database_specific":{"unresolved_ranges":[{"source":"CPE_FIELD","extracted_events":[{"last_affected":"8.0"}],"cpe":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"}]},"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/01/msg00017.html"},{"type":"EVIDENCE","url":"https://github.com/gpac/gpac/issues/1179"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"0"},{"last_affected":"440d475f133038824dab08292b2e592ecd0e10b4"}],"database_specific":{"source":"CPE_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"0.7.1"}],"cpe":"cpe:2.3:a:gpac:gpac:0.7.1:*:*:*:*:*:*:*"}}],"versions":["v0.5.2","v0.6.0","v0.7.0","v0.7.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-21015.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}