{"id":"CVE-2026-59589","kind":"vulnerability","aliases":["CVE-2026-59589"],"related":[],"title":"Android AV1 decoder: buffer overflow allows local privilege escalation","description":"In s_av1_dec_metadata_scalability of av1_decoder, there is a possible Non-Heap Buffer Overflow due to a buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","summary":"A buffer overflow in the AV1 video decoder's metadata scalability handling can corrupt memory outside the heap. A local attacker can use it to escalate privileges without extra execution rights or user interaction.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["android","av1-decoder","infrastructure"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T20:19:29+00:00","first_seen_at":"2026-11-10T20:46:13+00:00","triaged_at":"2026-11-10T20:49:57+00:00","updated_at":"2026-11-10T20:49:57+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-10T20:49:57Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Android AV1 decoder: buffer overflow allows local privilege escalation","impact":"high","summary":"A buffer overflow in the AV1 video decoder's metadata scalability handling can corrupt memory outside the heap. A local attacker can use it to escalate privileges without extra execution rights or user interaction.","audience":"everyone","category":"infrastructure","nicknames":[],"who_cares":["android","av1-decoder"],"confidence":0.5,"fix_status":"unknown","needs_auth":"unknown","worst_case":"local attacker gains elevated privileges on the device","analyst_note":"Confirm affected Android security bulletin patch level and vendor fix from the NVD entry or the Android bulletin.","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000638,"input_tokens":4552,"output_tokens":365,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':11A,14A '-59589':12A,15A 'addit':88C 'allow':6A 'android':1A,16B 'attack':41B 'av1':2A,18B,26B,57C,62C 'av1-decoder':17B 'buffer':4A,22B,71C,76C 'corrupt':34B 'could':79C 'cve':10A,13A 'dec':58C 'decod':3A,19B,28B,63C 'due':73C 'escal':9A,46B,83C 'execut':50B,89C 'exploit':98C 'extra':49B 'handl':32B 'heap':38B,70C 'infrastructur':20B 'interact':54B,93C 'lead':80C 'local':7A,40B,82C 'memori':35B 'metadata':30B,59C 'need':91C,96C 'non':69C 'non-heap':68C 'outsid':36B 'overflow':5A,23B,72C,77C 'possibl':67C 'privileg':8A,47B,85C,90C 'right':51B 'scalabl':31B,60C 'use':43B 'user':53B,92C 'video':27B 'without':48B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"everyone","plain_action":null,"pkeys":[],"ptokens":[],"labels":["android","av1decoder","infrastructure","unknown"],"campaign_type":null,"search_a":"'-2026':11A,14A '-59589':12A,15A 'allow':6A 'android':1A 'av1':2A 'buffer':4A 'cve':10A,13A 'decod':3A 'escal':9A 'local':7A 'overflow':5A 'privileg':8A","search_b":"'android':16B 'attack':41B 'av1':18B,26B 'av1-decoder':17B 'buffer':22B 'corrupt':34B 'decod':19B,28B 'escal':46B 'execut':50B 'extra':49B 'handl':32B 'heap':38B 'infrastructur':20B 'interact':54B 'local':40B 'memori':35B 'metadata':30B 'outsid':36B 'overflow':23B 'privileg':47B 'right':51B 'scalabl':31B 'use':43B 'user':53B 'video':27B 'without':48B","search_c":"'addit':88C 'av1':57C,62C 'buffer':71C,76C 'could':79C 'dec':58C 'decod':63C 'due':73C 'escal':83C 'execut':89C 'exploit':98C 'heap':70C 'interact':93C 'lead':80C 'local':82C 'metadata':59C 'need':91C,96C 'non':69C 'non-heap':68C 'overflow':72C,77C 'possibl':67C 'privileg':85C,90C 'scalabl':60C 'user':92C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T20:19:29+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-59589","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59589","severity":null,"published_at":"2026-11-10T20:19:29+00:00","modified_at":"2026-11-10T20:19:29+00:00","first_seen_at":"2026-11-10T20:46:13+00:00","fetched_at":"2026-11-10T20:46:13+00:00","note":null}],"documents":[],"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"}