{"id":"CVE-2026-112474","kind":"vulnerability","aliases":["CVE-2026-112474"],"related":[],"title":"Apple iOS and macOS: use-after-free lets an app write kernel memory","description":"A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. An app may be able to cause unexpected system termination or write kernel memory.","summary":"A use-after-free bug in Apple's operating systems lets a malicious app crash the system or write to kernel memory. Apple fixed it in iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2 and watchOS 27.2.","severity":"high","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apple-devices","infrastructure","ios","ipados","macos","tvos","visionos","watchos"],"not_affected_if":["already-on-27.2"],"how_to_check":"- Check the device OS version in Settings > General > About (iOS, iPadOS, visionOS, watchOS, tvOS) or with `sw_vers` on macOS.\n- unknown for fleet-wide inventory tooling; the sources do not say.","fix":"- Update iOS, iPadOS, tvOS, visionOS and watchOS to `27.2` or later.\n- Update macOS Golden Gate to `27.2` or later.","status":"open","published_at":"2026-10-26T21:17:37+00:00","first_seen_at":"2026-10-26T21:20:26+00:00","triaged_at":"2026-10-26T21:30:09+00:00","updated_at":"2026-10-26T21:30:09+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-10-26T21:30:09Z","model":"claude-haiku-5-5","output":{"fix":"- Update iOS, iPadOS, tvOS, visionOS and watchOS to `27.2` or later.\n- Update macOS Golden Gate to `27.2` or later.","reach":"local","title":"Apple iOS and macOS: use-after-free lets an app write kernel memory","impact":"high","summary":"A use-after-free bug in Apple's operating systems lets a malicious app crash the system or write to kernel memory. Apple fixed it in iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2 and watchOS 27.2.","category":"infrastructure","nicknames":[],"who_cares":["ios","ipados","macos","tvos","visionos","watchos","apple-devices"],"confidence":0.6,"needs_auth":"unknown","worst_case":"Malicious app can crash the system or write kernel memory.","analyst_note":"Check Apple's security release notes for CVE-2026-112474 to confirm the triggering conditions and whether user interaction or an installed app is required.","how_to_check":"- Check the device OS version in Settings > General > About (iOS, iPadOS, visionOS, watchOS, tvOS) or with `sw_vers` on macOS.\n- unknown for fleet-wide inventory tooling; the sources do not say.","needs_analyst":true,"not_affected_if":["already-on-27.2"],"who_is_affected":"Any device running the listed Apple operating systems before version 27.2 is affected. The sources describe an app on the device triggering the flaw, so exposure depends on installing or running untrusted apps. Teams that only run managed, updated Apple devices with no third-party apps can treat this as a routine patch.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000646,"input_tokens":3300,"output_tokens":632,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-112474':17A,20A '-2026':16A,19A '27.2':59B,61B,65B,67B,69B,72B,91C,94C,98C,100C,102C,104C 'abl':109C 'address':80C 'app':11A,45B,106C 'appl':1A,22B,38B,54B 'apple-devic':21B 'bug':36B 'caus':111C 'crash':46B 'cve':15A,18A 'devic':23B 'fix':55B,88C 'free':8A,35B,77C 'gate':64B,97C 'golden':63B,96C 'improv':82C 'infrastructur':24B 'io':2A,25B,58B,90C 'ipado':26B,60B,93C 'issu':78C,86C 'kernel':13A,52B,117C 'let':9A,42B 'maco':4A,27B,62B,95C 'malici':44B 'manag':84C 'may':107C 'memori':14A,53B,83C,118C 'oper':40B 'system':41B,48B,113C 'termin':114C 'tvos':28B,66B,99C 'unexpect':112C 'use':6A,33B,75C 'use-after-fre':5A,32B,74C 'visiono':29B,68B,101C 'watcho':30B,71B,103C 'write':12A,50B,116C","nicknames":[],"mitigations":[],"who_affected":"Any device running the listed Apple operating systems before version 27.2 is affected. The sources describe an app on the device triggering the flaw, so exposure depends on installing or running untrusted apps. Teams that only run managed, updated Apple devices with no third-party apps can treat this as a routine patch.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:17:37+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112474","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112474","severity":null,"published_at":"2026-10-26T21:17:37+00:00","modified_at":"2026-10-26T21:17:37+00:00","first_seen_at":"2026-10-26T21:20:26+00:00","fetched_at":"2026-10-26T21:20:26+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"}