{"id":"CVE-2021-40563","details":"A Segmentation fault exists casued by null pointer dereference exists in Gpac through 1.0.1 via the naludmx_create_avc_decoder_config function in reframe_nalu.c when using mp4box, which causes a denial of service.","modified":"2026-02-24T11:40:54.057527Z","published":"2022-01-12T22:15:07.807Z","references":[{"type":"ADVISORY","url":"https://github.com/gpac/gpac/commit/5ce0c906ed8599d218036b18b78e8126a496f137"},{"type":"ADVISORY","url":"https://github.com/gpac/gpac/issues/1892"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5411"},{"type":"FIX","url":"https://github.com/gpac/gpac/commit/5ce0c906ed8599d218036b18b78e8126a496f137"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"0"},{"fixed":"5ce0c906ed8599d218036b18b78e8126a496f137"}]}],"versions":["v0.5.2","v0.6.0","v0.6.1","v0.7.0","v0.7.1","v0.8.0","v0.9.0","v0.9.0-preview","v1.0.0","v1.0.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-40563.json","vanir_signatures":[{"signature_type":"Line","deprecated":false,"id":"CVE-2021-40563-000e5ead","digest":{"threshold":0.9,"line_hashes":["272985885264627287221321213328130031702","142156609497013418352122144122126129587","319051854843876758305616242033201618709","271932093162040693332617023203501301690","28122053060813192105410341962739566575"]},"target":{"file":"src/filters/reframe_nalu.c"},"source":"https://github.com/gpac/gpac/commit/5ce0c906ed8599d218036b18b78e8126a496f137","signature_version":"v1"},{"signature_type":"Function","deprecated":false,"id":"CVE-2021-40563-ed7ef8d6","digest":{"length":2442,"function_hash":"274368835331917974606930838105836039291"},"target":{"function":"naludmx_queue_param_set","file":"src/filters/reframe_nalu.c"},"source":"https://github.com/gpac/gpac/commit/5ce0c906ed8599d218036b18b78e8126a496f137","signature_version":"v1"}]}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}