{"id":"CVE-2021-30015","details":"There is a Null Pointer Dereference in function filter_core/filter_pck.c:gf_filter_pck_new_alloc_internal in GPAC 1.0.1. The pid comes from function av1dmx_parse_flush_sample, the ctx.opid maybe NULL. The result is a crash in gf_filter_pck_new_alloc_internal.","modified":"2026-08-07T16:50:14.875839Z","published":"2021-04-19T20:15:14.427Z","references":[{"type":"FIX","url":"https://github.com/gpac/gpac/commit/13dad7d5ef74ca2e6fe4010f5b03eb12e9bbe0ec"},{"type":"EVIDENCE","url":"https://github.com/gpac/gpac/issues/1719"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"last_affected":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"fixed":"13dad7d5ef74ca2e6fe4010f5b03eb12e9bbe0ec"}],"database_specific":{"extracted_events":[{"introduced":"1.0.1"},{"last_affected":"1.0.1"}],"source":["CPE_STRING","REFERENCES"],"cpe":"cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*"}}],"versions":["1.0.1","v1.0.1"],"database_specific":{"vanir_signatures_modified":"2026-08-07T16:50:14Z","vanir_signatures":[{"deprecated":false,"digest":{"function_hash":"58711868154071436767150960965126598198","length":938},"id":"CVE-2021-30015-8c801ea3","signature_type":"Function","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/13dad7d5ef74ca2e6fe4010f5b03eb12e9bbe0ec","target":{"file":"src/filters/reframe_av1.c","function":"av1dmx_parse_flush_sample"}},{"deprecated":false,"digest":{"line_hashes":["165766728170830317054956550839990078013","267444251905127156116583452213721798107","303411012733722853373672359583694420871"],"threshold":0.9},"id":"CVE-2021-30015-aaf0fc37","signature_type":"Line","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/13dad7d5ef74ca2e6fe4010f5b03eb12e9bbe0ec","target":{"file":"src/filters/reframe_av1.c"}}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30015.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}