{"id":"CVE-2026-112696","kind":"vulnerability","aliases":["CVE-2026-112696"],"related":[],"title":"Apple iOS and macOS: out-of-bounds write lets an app corrupt kernel memory","description":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in 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. An app may be able to cause unexpected system termination or corrupt kernel memory.","summary":"An out-of-bounds write in Apple's operating systems lets a local app crash the system or corrupt kernel memory. Apple fixed it with improved bounds checking in iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2 and visionOS 27.2.","severity":"high","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apple","endpoints","infrastructure","ios","ipados","macos","visionos"],"not_affected_if":["patched-version"],"how_to_check":"- Check the installed version under Settings > General > About on iOS, iPadOS or visionOS, or run `sw_vers` on macOS.\n- Compare the result against `27.2` (iOS, iPadOS, visionOS, macOS Golden Gate), `15.8.2` (macOS Sequoia) or `26.7.2` (macOS Tahoe).","fix":"- Update iOS and iPadOS to `27.2` or later.\n- Update macOS Golden Gate to `27.2`, macOS Sequoia to `15.8.2`, macOS Tahoe to `26.7.2` or later.\n- Update visionOS to `27.2` or later.","status":"open","published_at":"2026-10-26T21:18:04+00:00","first_seen_at":"2026-10-26T21:20:30+00:00","triaged_at":"2026-10-26T21:23:20+00:00","updated_at":"2026-10-26T21:23:20+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-10-26T21:23:20Z","model":"claude-haiku-5-5","output":{"fix":"- Update iOS and iPadOS to `27.2` or later.\n- Update macOS Golden Gate to `27.2`, macOS Sequoia to `15.8.2`, macOS Tahoe to `26.7.2` or later.\n- Update visionOS to `27.2` or later.","reach":"local","title":"Apple iOS and macOS: out-of-bounds write lets an app corrupt kernel memory","impact":"high","summary":"An out-of-bounds write in Apple's operating systems lets a local app crash the system or corrupt kernel memory. Apple fixed it with improved bounds checking in iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2 and visionOS 27.2.","category":"infrastructure","nicknames":[],"who_cares":["apple","ios","ipados","macos","visionos","endpoints"],"confidence":0.6,"needs_auth":"no","worst_case":"A local app corrupts kernel memory or crashes the system.","analyst_note":"Check the Apple security notes for iOS 27.2 and macOS releases for the affected component and whether exploitation has been observed; the NVD entry gives no CVSS score.","how_to_check":"- Check the installed version under Settings > General > About on iOS, iPadOS or visionOS, or run `sw_vers` on macOS.\n- Compare the result against `27.2` (iOS, iPadOS, visionOS, macOS Golden Gate), `15.8.2` (macOS Sequoia) or `26.7.2` (macOS Tahoe).","needs_analyst":true,"not_affected_if":["patched-version"],"who_is_affected":"Any Apple device running an affected OS version is in scope, since the flaw sits in the operating system kernel path rather than a specific app. The sources do not say which system component is involved or whether any particular configuration is required, so the exposed population beyond unpatched versions is unknown. Devices already on the fixed versions are not affected.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000702,"input_tokens":3325,"output_tokens":739,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-112696':18A,21A '-2026':17A,20A '15.8.2':69B,105C '26.7.2':72B,108C '27.2':60B,62B,66B,75B,95C,98C,102C,110C 'abl':115C 'address':84C 'app':12A,43B,112C 'appl':1A,22B,36B,51B 'bound':8A,33B,56B,80C,87C 'caus':117C 'check':57B,88C 'corrupt':13A,48B,122C 'crash':44B 'cve':16A,19A 'endpoint':23B 'fix':52B,92C 'gate':65B,101C 'golden':64B,100C 'improv':55B,86C 'infrastructur':24B 'io':2A,25B,59B,94C 'ipado':26B,61B,97C 'issu':82C,90C 'kernel':14A,49B,123C 'let':10A,40B 'local':42B 'maco':4A,27B,63B,67B,70B,99C,103C,106C 'may':113C 'memori':15A,50B,124C 'oper':38B 'out-of-bound':5A,30B,77C 'sequoia':68B,104C 'system':39B,46B,119C 'taho':71B,107C 'termin':120C 'unexpect':118C 'visiono':28B,74B,109C 'write':9A,34B,81C","nicknames":[],"mitigations":[],"who_affected":"Any Apple device running an affected OS version is in scope, since the flaw sits in the operating system kernel path rather than a specific app. The sources do not say which system component is involved or whether any particular configuration is required, so the exposed population beyond unpatched versions is unknown. Devices already on the fixed versions are not affected.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:18:04+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112696","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112696","severity":null,"published_at":"2026-10-26T21:18:04+00:00","modified_at":"2026-10-26T21:18:04+00:00","first_seen_at":"2026-10-26T21:20:30+00:00","fetched_at":"2026-10-26T21:20:30+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"}