{"id":"CVE-2026-116726","kind":"vulnerability","aliases":["CVE-2026-116726"],"related":[],"title":"Gbsplay: crafted GBR file reads past heap buffer, crashes or leaks memory","description":"Gbsplay through 0.0.103 contains a heap out-of-bounds read vulnerability in gbr_open() in gbs.c that fails to verify file length before scanning the GBR ROM title field. Attackers can supply a crafted GBR file of 0x21 to 0x162 bytes to read past the heap buffer, crashing gbsplay or leaking memory.","summary":"Gbsplay through 0.0.103 fails to check file length in gbr_open() before scanning the GBR ROM title field. A crafted GBR file of 0x21 to 0x162 bytes can make it read past a heap buffer, crashing the player or leaking memory.","severity":"medium","cvss":4.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["game-music-players","gbsplay","linux","package"],"not_affected_if":["trusted-files-only"],"how_to_check":"- Run `gbsplay --version` and compare against `0.0.103`.\n- Check whether gbsplay is installed with `which gbsplay`.","fix":null,"status":"open","published_at":"2026-10-26T22:16:56+00:00","first_seen_at":"2026-10-26T22:25:33+00:00","triaged_at":"2026-10-26T22:28:08+00:00","updated_at":"2026-10-26T22:28:08+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-26T22:28:08Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Gbsplay: crafted GBR file reads past heap buffer, crashes or leaks memory","impact":"low","summary":"Gbsplay through 0.0.103 fails to check file length in gbr_open() before scanning the GBR ROM title field. A crafted GBR file of 0x21 to 0x162 bytes can make it read past a heap buffer, crashing the player or leaking memory.","category":"package","nicknames":[],"who_cares":["gbsplay","linux","game-music-players"],"confidence":0.6,"needs_auth":"no","worst_case":"Program crashes or leaks heap memory contents while opening a file","analyst_note":"","how_to_check":"- Run `gbsplay --version` and compare against `0.0.103`.\n- Check whether gbsplay is installed with `which gbsplay`.","needs_analyst":false,"not_affected_if":["trusted-files-only"],"who_is_affected":"Systems that run gbsplay on untrusted GBR files, such as a player that opens files downloaded from others. Using gbsplay only on files you created or trust is low risk. The sources do not say whether a fixed version exists.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"medium"},"cost_usd":0.000556,"input_tokens":3354,"output_tokens":441,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-116726':15A,18A '-2026':14A,17A '0.0.103':28B,69C '0x162':51B,107C '0x21':49B,105C 'attack':97C 'bound':76C 'buffer':8A,60B,114C 'byte':52B,108C 'check':31B 'contain':70C 'craft':2A,45B,101C 'crash':9A,61B,115C 'cve':13A,16A 'fail':29B,85C 'field':43B,96C 'file':4A,32B,47B,88C,103C 'game':20B 'game-music-play':19B 'gbr':3A,35B,40B,46B,80C,93C,102C 'gbs.c':83C 'gbsplay':1A,23B,26B,67C,116C 'heap':7A,59B,72C,113C 'leak':11A,65B,118C 'length':33B,89C 'linux':24B 'make':54B 'memori':12A,66B,119C 'music':21B 'open':36B,81C 'out-of-bound':73C 'packag':25B 'past':6A,57B,111C 'player':22B,63B 'read':5A,56B,77C,110C 'rom':41B,94C 'scan':38B,91C 'suppli':99C 'titl':42B,95C 'verifi':87C 'vulner':78C","nicknames":[],"mitigations":[],"who_affected":"Systems that run gbsplay on untrusted GBR files, such as a player that opens files downloaded from others. Using gbsplay only on files you created or trust is low risk. The sources do not say whether a fixed version exists.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T22:16:56+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/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-2026-116726","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116726","severity":null,"published_at":"2026-10-26T22:16:56+00:00","modified_at":"2026-10-26T22:16:56+00:00","first_seen_at":"2026-10-26T22:25:33+00:00","fetched_at":"2026-10-26T22:25:33+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"}