{"id":"CVE-2025-71466","kind":"vulnerability","aliases":["CVE-2025-71466"],"related":[],"title":"GPAC: crafted MPEG-2 TS file crashes the demuxer with a NULL pointer","description":"GPAC before 26.02.0 contains a NULL pointer dereference vulnerability in m2tsdmx_update_sdt() in src/filters/dmx_m2ts.c that allows attackers to crash the MPEG-2 TS demuxer. Attackers can supply a crafted .ts file with an invalid service descriptor leaving service or provider names NULL to crash MP4Box and cause denial of service.","summary":"GPAC before 26.02.0 has a NULL pointer dereference in the MPEG-2 transport stream demuxer's SDT handling. A crafted .ts file with an invalid service descriptor crashes MP4Box, causing denial of service.","severity":"medium","cvss":6.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["gpac","mp4box","package","video-processing"],"not_affected_if":["gpac-26.02.0-or-later","no-untrusted-ts-input"],"how_to_check":"- Check the installed GPAC or MP4Box version with `MP4Box -version`\n- Look for GPAC in build dependencies or container images that process untrusted .ts files","fix":"- GPAC: move 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":"2026-11-15T16:37:25+00:00","updated_at":"2026-11-15T16:37:25+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-11-15T16:37:25Z","model":"claude-haiku-5-5","output":{"fix":"- GPAC: move to `26.02.0` or later","reach":"local","title":"GPAC: crafted MPEG-2 TS file crashes the demuxer with a NULL pointer","impact":"low","summary":"GPAC before 26.02.0 has a NULL pointer dereference in the MPEG-2 transport stream demuxer's SDT handling. A crafted .ts file with an invalid service descriptor crashes MP4Box, causing denial of service.","audience":"developers","category":"package","nicknames":[],"who_cares":["gpac","mp4box","video-processing"],"confidence":0.6,"fix_status":"available","needs_auth":"no","worst_case":"MP4Box crashes, causing denial of service on processing","analyst_note":"","how_to_check":"- Check the installed GPAC or MP4Box version with `MP4Box -version`\n- Look for GPAC in build dependencies or container images that process untrusted .ts files","plain_action":"","product_name":"","needs_analyst":false,"not_affected_if":["no-untrusted-ts-input","gpac-26.02.0-or-later"],"who_is_affected":"Anyone running GPAC or MP4Box before 26.02.0 on untrusted MPEG-2 transport stream files, such as services that transcode or inspect uploaded video. Systems that never open external .ts input are unlikely to be reached. The impact stated is a crash, not code execution.","user_interaction":"yes","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000731,"input_tokens":4632,"output_tokens":536,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2':4A,37B,81C '-2025':15A,18A '-71466':16A,19A '26.02.0':28B,61C 'allow':75C 'attack':76C,84C 'caus':55B,106C 'contain':62C 'craft':2A,45B,88C 'crash':7A,53B,78C,103C 'cve':14A,17A 'demux':9A,40B,83C 'denial':56B,107C 'derefer':33B,66C 'descriptor':52B,95C 'file':6A,47B,90C 'gpac':1A,20B,26B,59C 'handl':43B 'invalid':50B,93C 'leav':96C 'm2tsdmx':69C 'mp4box':21B,54B,104C 'mpeg':3A,36B,80C 'name':100C 'null':12A,31B,64C,101C 'packag':22B 'pointer':13A,32B,65C 'process':25B 'provid':99C 'sdt':42B,71C 'servic':51B,58B,94C,97C,109C 'src/filters/dmx_m2ts.c':73C 'stream':39B 'suppli':86C 'transport':38B 'ts':5A,46B,82C,89C 'updat':70C 'video':24B 'video-process':23B 'vulner':67C","nicknames":[],"mitigations":[],"who_affected":"Anyone running GPAC or MP4Box before 26.02.0 on untrusted MPEG-2 transport stream files, such as services that transcode or inspect uploaded video. Systems that never open external .ts input are unlikely to be reached. The impact stated is a crash, not code execution.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"developers","plain_action":null,"pkeys":[],"ptokens":[],"labels":["gpac","medium","mp4box","package","videoprocessing"],"campaign_type":null,"search_a":"'-2':4A '-2025':15A,18A '-71466':16A,19A 'craft':2A 'crash':7A 'cve':14A,17A 'demux':9A 'file':6A 'gpac':1A 'mpeg':3A 'null':12A 'pointer':13A 'ts':5A","search_b":"'-2':37B '26.02.0':28B 'caus':55B 'craft':45B 'crash':53B 'demux':40B 'denial':56B 'derefer':33B 'descriptor':52B 'file':47B 'gpac':20B,26B 'handl':43B 'invalid':50B 'mp4box':21B,54B 'mpeg':36B 'null':31B 'packag':22B 'pointer':32B 'process':25B 'sdt':42B 'servic':51B,58B 'stream':39B 'transport':38B 'ts':46B 'video':24B 'video-process':23B","search_c":"'-2':81C '26.02.0':61C 'allow':75C 'attack':76C,84C 'caus':106C 'contain':62C 'craft':88C 'crash':78C,103C 'demux':83C 'denial':107C 'derefer':66C 'descriptor':95C 'file':90C 'gpac':59C 'invalid':93C 'leav':96C 'm2tsdmx':69C 'mp4box':104C 'mpeg':80C 'name':100C 'null':64C,101C 'pointer':65C 'provid':99C 'sdt':71C 'servic':94C,97C,109C 'src/filters/dmx_m2ts.c':73C 'suppli':86C 'ts':82C,89C 'updat':70C 'vulner':67C","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-2025-71466","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71466","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":164379,"url":"https://www.vulncheck.com/advisories/gpac-before-26.02.0-null-pointer-dereference-via-m2tsdmx-update-sdt","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"}