{"id":"CVE-2026-112423","kind":"vulnerability","aliases":["CVE-2026-112423"],"related":[],"title":"Apple iOS and macOS: out-of-bounds read lets a crafted file crash or leak memory","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, visionOS 27.2. Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents.","summary":"An out-of-bounds read in Apple's operating systems can be triggered by processing a maliciously crafted file. The result is a denial of service or disclosure of memory contents.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apple-devices","infrastructure","ios","ipados","macos","visionos"],"not_affected_if":["fixed-version"],"how_to_check":"- Check the installed version under Settings > General > About (iOS, iPadOS, visionOS) or `sw_vers` on macOS\n- Compare against the fixed builds listed in the advisory: iOS 26.7.2, iPadOS 26.7.2, iOS 27.2, iPadOS 27.2, macOS Tahoe 26.7.2, macOS Sequoia 15.8.2, macOS Golden Gate 27.2, visionOS 27.2","fix":"- Update iOS and iPadOS to 26.7.2 or 27.2\n- Update macOS Tahoe to 26.7.2, macOS Sequoia to 15.8.2, or macOS Golden Gate to 27.2\n- Update visionOS to 27.2","status":"open","published_at":"2026-10-26T21:17:31+00:00","first_seen_at":"2026-10-26T21:20:25+00:00","triaged_at":"2026-10-26T21:31:48+00:00","updated_at":"2026-10-26T21:31:48+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-10-26T21:31:48Z","model":"claude-haiku-5-5","output":{"fix":"- Update iOS and iPadOS to 26.7.2 or 27.2\n- Update macOS Tahoe to 26.7.2, macOS Sequoia to 15.8.2, or macOS Golden Gate to 27.2\n- Update visionOS to 27.2","reach":"unknown","title":"Apple iOS and macOS: out-of-bounds read lets a crafted file crash or leak memory","impact":"medium","summary":"An out-of-bounds read in Apple's operating systems can be triggered by processing a maliciously crafted file. The result is a denial of service or disclosure of memory contents.","category":"infrastructure","nicknames":[],"who_cares":["ios","ipados","macos","visionos","apple-devices"],"confidence":0.5,"needs_auth":"unknown","worst_case":"Attacker reads device memory or crashes the process handling the file","analyst_note":"Check Apple's security notes for the component, the file type that triggers it, and whether it is exploited, since the NVD entry gives no CVSS score.","how_to_check":"- Check the installed version under Settings > General > About (iOS, iPadOS, visionOS) or `sw_vers` on macOS\n- Compare against the fixed builds listed in the advisory: iOS 26.7.2, iPadOS 26.7.2, iOS 27.2, iPadOS 27.2, macOS Tahoe 26.7.2, macOS Sequoia 15.8.2, macOS Golden Gate 27.2, visionOS 27.2","needs_analyst":true,"not_affected_if":["fixed-version"],"who_is_affected":"Devices running Apple's operating systems older than the fixed builds listed above. The sources do not name a specific component or file type, so the exact processing path that triggers the flaw is unknown. Devices already on the fixed builds are not affected.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.00067,"input_tokens":3353,"output_tokens":669,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-112423':20A,23A '-2026':19A,22A '15.8.2':97C '26.7.2':82C,85C,100C '27.2':87C,90C,94C,102C 'address':71C 'appl':1A,25B,39B 'apple-devic':24B 'bound':8A,36B,68C,74C 'check':75C 'content':63B,120C 'craft':12A,50B,106C 'crash':14A 'cve':18A,21A 'denial':56B,113C 'denial-of-servic':112C 'devic':26B 'disclos':118C 'disclosur':60B 'file':13A,51B,107C 'fix':79C 'gate':93C 'golden':92C 'improv':73C 'infrastructur':27B 'io':2A,28B,81C,86C 'ipado':29B,84C,89C 'issu':77C 'lead':109C 'leak':16A 'let':10A 'maco':4A,30B,91C,95C,98C 'malici':49B,105C 'may':108C 'memori':17A,62B,119C 'oper':41B 'out-of-bound':5A,33B,65C 'potenti':117C 'process':47B,103C 'read':9A,37B,69C 'result':53B 'sequoia':96C 'servic':58B,115C 'system':42B 'taho':99C 'trigger':45B 'visiono':31B,101C","nicknames":[],"mitigations":[],"who_affected":"Devices running Apple's operating systems older than the fixed builds listed above. The sources do not name a specific component or file type, so the exact processing path that triggers the flaw is unknown. Devices already on the fixed builds are not affected.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:17:31+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112423","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112423","severity":null,"published_at":"2026-10-26T21:17:31+00:00","modified_at":"2026-10-26T21:17:31+00:00","first_seen_at":"2026-10-26T21:20:25+00:00","fetched_at":"2026-10-26T21:20:25+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"}