{"id":"CVE-2025-71467","kind":"vulnerability","aliases":["CVE-2025-71467"],"related":[],"title":"GPAC: crafted XMT scene file crashes MP4Box and scene loaders","description":"GPAC before 26.02.0 contains a NULL pointer dereference vulnerability in gf_node_get_field_by_name() in src/scenegraph/base_scenegraph.c that lets attackers crash applications. Attackers can supply a crafted XMT scene referencing a never-created node to crash MP4Box or GPAC scene loader applications, causing denial of service.","summary":"GPAC before 26.02.0 has a NULL pointer dereference in gf_node_get_field_by_name() that a crafted XMT scene can trigger. An attacker who gets a team to load the file crashes MP4Box or the GPAC scene loader, causing denial of service.","severity":"medium","cvss":6.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["gpac","media-processing","mp4box","package"],"not_affected_if":["gpac-not-installed","trusted-input-only"],"how_to_check":"- Run `MP4Box -version` or `gpac -version` and compare against `26.02.0`\n- Check whether your pipeline or service loads untrusted XMT scene files","fix":"- GPAC: upgrade to `26.02.0` or later","status":"open","published_at":"2026-11-15T16:16:55+00:00","first_seen_at":"2026-11-15T16:35:37+00:00","triaged_at":"2026-11-15T16:37:15+00:00","updated_at":"2026-11-15T16:37:15+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-11-15T16:37:15Z","model":"claude-haiku-5-5","output":{"fix":"- GPAC: upgrade to `26.02.0` or later","reach":"local","title":"GPAC: crafted XMT scene file crashes MP4Box and scene loaders","impact":"low","summary":"GPAC before 26.02.0 has a NULL pointer dereference in gf_node_get_field_by_name() that a crafted XMT scene can trigger. An attacker who gets a team to load the file crashes MP4Box or the GPAC scene loader, causing denial of service.","audience":"developers","category":"package","nicknames":[],"who_cares":["gpac","mp4box","media-processing"],"confidence":0.7,"fix_status":"available","needs_auth":"no","worst_case":"MP4Box or scene loader crashes, causing denial of service","analyst_note":"","how_to_check":"- Run `MP4Box -version` or `gpac -version` and compare against `26.02.0`\n- Check whether your pipeline or service loads untrusted XMT scene files","plain_action":"","product_name":"","needs_analyst":false,"not_affected_if":["trusted-input-only","gpac-not-installed"],"who_is_affected":"Teams that run GPAC tools (MP4Box or the scene loader) on XMT scene files from outside sources are exposed to a crash. Systems that only process trusted local media are unlikely to be reached by a crafted file. The sources do not describe code execution, only denial of service.","user_interaction":"yes","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000719,"input_tokens":4618,"output_tokens":515,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2025':12A,15A '-71467':13A,16A '26.02.0':25B,68C 'applic':88C,109C 'attack':46B,86C,89C 'caus':62B,110C 'contain':69C 'craft':2A,40B,93C 'crash':6A,55B,87C,103C 'creat':100C 'cve':11A,14A 'denial':63B,111C 'derefer':30B,73C 'field':35B,79C 'file':5A,54B 'get':34B,48B,78C 'gf':32B,76C 'gpac':1A,17B,23B,59B,66C,106C 'let':85C 'load':52B 'loader':10A,61B,108C 'media':19B 'media-process':18B 'mp4box':7A,21B,56B,104C 'name':37B,81C 'never':99C 'never-cr':98C 'node':33B,77C,101C 'null':28B,71C 'packag':22B 'pointer':29B,72C 'process':20B 'referenc':96C 'scene':4A,9A,42B,60B,95C,107C 'servic':65B,113C 'src/scenegraph/base_scenegraph.c':83C 'suppli':91C 'team':50B 'trigger':44B 'vulner':74C 'xmt':3A,41B,94C","nicknames":[],"mitigations":[],"who_affected":"Teams that run GPAC tools (MP4Box or the scene loader) on XMT scene files from outside sources are exposed to a crash. Systems that only process trusted local media are unlikely to be reached by a crafted file. The sources do not describe code execution, only denial of service.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"developers","plain_action":null,"pkeys":[],"ptokens":[],"labels":["gpac","mediaprocessing","medium","mp4box","package"],"campaign_type":null,"search_a":"'-2025':12A,15A '-71467':13A,16A 'craft':2A 'crash':6A 'cve':11A,14A 'file':5A 'gpac':1A 'loader':10A 'mp4box':7A 'scene':4A,9A 'xmt':3A","search_b":"'26.02.0':25B 'attack':46B 'caus':62B 'craft':40B 'crash':55B 'denial':63B 'derefer':30B 'field':35B 'file':54B 'get':34B,48B 'gf':32B 'gpac':17B,23B,59B 'load':52B 'loader':61B 'media':19B 'media-process':18B 'mp4box':21B,56B 'name':37B 'node':33B 'null':28B 'packag':22B 'pointer':29B 'process':20B 'scene':42B,60B 'servic':65B 'team':50B 'trigger':44B 'xmt':41B","search_c":"'26.02.0':68C 'applic':88C,109C 'attack':86C,89C 'caus':110C 'contain':69C 'craft':93C 'crash':87C,103C 'creat':100C 'denial':111C 'derefer':73C 'field':79C 'get':78C 'gf':76C 'gpac':66C,106C 'let':85C 'loader':108C 'mp4box':104C 'name':81C 'never':99C 'never-cr':98C 'node':77C,101C 'null':71C 'pointer':72C 'referenc':96C 'scene':95C,107C 'servic':113C 'src/scenegraph/base_scenegraph.c':83C 'suppli':91C 'vulner':74C 'xmt':94C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-15T16:16:55+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2025-71467","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71467","severity":null,"published_at":"2026-11-15T16:16:55+00:00","modified_at":"2026-11-15T16:16:55+00:00","first_seen_at":"2026-11-15T16:35:37+00:00","fetched_at":"2026-11-15T16:35:37+00:00","note":null}],"documents":[{"id":164378,"url":"https://github.com/gpac/gpac/commit/62714f27c64a3d1eb7e880f9eed2d38673cb43ce","title":"Patch: github.com","kind":"other","source":"nvd","publisher":"vendor","text":null,"published_at":null,"relation":"fix","confidence":null,"note":"Patch: github.com"},{"id":164381,"url":"https://www.vulncheck.com/advisories/gpac-before-26.02.0-null-pointer-dereference-via-gf-node-get-field-by-name","title":"Third-party advisory: www.vulncheck.com","kind":"advisory","source":"nvd","publisher":"research","text":null,"published_at":null,"relation":"advisory","confidence":null,"note":"Third-party advisory: www.vulncheck.com"}],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}