{"id":"CVE-2026-58953","kind":"vulnerability","aliases":["CVE-2026-58953"],"related":[],"title":"oapv_vlc.c decoder: heap overflow lets remote input read out-of-bounds memory","description":"In dec_vlc_read of oapv_vlc.c, there is a possible out-of-bounds read due to a heap buffer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.","summary":"An out-of-bounds read caused by a heap buffer overflow in dec_vlc_read of oapv_vlc.c, a decoder source file. A remote attacker could read memory they should not see, with no extra privileges and no user interaction.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["oapv","package","video-decoding"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-02T20:17:51+00:00","first_seen_at":"2026-11-02T20:35:33+00:00","triaged_at":"2026-11-02T20:38:38+00:00","updated_at":"2026-11-02T20:38:38+00:00","category":"package","confidence":0.4,"triage":{"at":"2026-11-02T20:38:38Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"oapv_vlc.c decoder: heap overflow lets remote input read out-of-bounds memory","impact":"low","summary":"An out-of-bounds read caused by a heap buffer overflow in dec_vlc_read of oapv_vlc.c, a decoder source file. A remote attacker could read memory they should not see, with no extra privileges and no user interaction.","audience":"developers","category":"package","nicknames":[],"who_cares":["oapv","video-decoding"],"confidence":0.4,"fix_status":"unknown","needs_auth":"no","worst_case":"remote memory disclosure from decoder heap; no code execution stated","analyst_note":"Identify the affected oapv library (APV codec) and versions from the NVD entry; confirm which decoder paths reach untrusted input.","how_to_check":"- unknown","plain_action":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000598,"input_tokens":4107,"output_tokens":375,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':16A,19A '-58953':17A,20A 'addit':98C 'attack':51B 'bound':13A,30B,81C 'buffer':36B,87C 'caus':32B 'could':52B,90C 'cve':15A,18A 'dec':39B,68C 'decod':3A,25B,46B 'disclosur':95C 'due':83C 'execut':99C 'exploit':108C 'extra':61B 'file':48B 'heap':4A,35B,86C 'inform':94C 'input':8A 'interact':66B,103C 'lead':91C 'let':6A 'memori':14A,54B 'need':101C,106C 'oapv':1A,21B,43B,72C 'out-of-bound':10A,27B,78C 'overflow':5A,37B,88C 'packag':22B 'possibl':77C 'privileg':62B,100C 'read':9A,31B,41B,53B,70C,82C 'remot':7A,50B,93C 'see':58B 'sourc':47B 'user':65B,102C 'video':24B 'video-decod':23B 'vlc':40B,69C 'vlc.c':2A,44B,73C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"developers","plain_action":null,"pkeys":[],"ptokens":[],"labels":["oapv","package","unknown","videodecoding"],"first_public_at":"2026-11-02T20:17:51+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-58953","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58953","severity":null,"published_at":"2026-11-02T20:17:51+00:00","modified_at":"2026-11-02T20:17:51+00:00","first_seen_at":"2026-11-02T20:35:33+00:00","fetched_at":"2026-11-02T20:35:33+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}