{"id":"CVE-2026-112459","kind":"vulnerability","aliases":["CVE-2026-112459"],"related":[],"title":"Apple iOS and macOS: race condition lets an app corrupt kernel memory","description":"A race condition was addressed with improved state handling. This issue is fixed in iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, watchOS 27.2. An app may be able to cause unexpected system termination or corrupt kernel memory.","summary":"A race condition in Apple's operating systems lets a local app crash the system or corrupt kernel memory. Apple fixed it in iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2 and watchOS 27.2.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apple-devices","infrastructure","ios","ipados","macos","tvos","watchos"],"not_affected_if":["already-updated-to-27.2"],"how_to_check":"- Check the device's OS version in Settings > General > About (iOS, iPadOS, tvOS, watchOS) or with `sw_vers` on macOS.\n- Compare the installed version against `27.2` or later.","fix":"- Update iOS and iPadOS to `27.2` or later.\n- Update macOS Golden Gate to `27.2` or later.\n- Update tvOS and watchOS to `27.2` or later.","status":"open","published_at":"2026-10-26T21:17:35+00:00","first_seen_at":"2026-10-26T21:20:25+00:00","triaged_at":"2026-10-26T21:30:21+00:00","updated_at":"2026-10-26T21:30:21+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-10-26T21:30:21Z","model":"claude-haiku-5-5","output":{"fix":"- Update iOS and iPadOS to `27.2` or later.\n- Update macOS Golden Gate to `27.2` or later.\n- Update tvOS and watchOS to `27.2` or later.","reach":"local","title":"Apple iOS and macOS: race condition lets an app corrupt kernel memory","impact":"high","summary":"A race condition in Apple's operating systems lets a local app crash the system or corrupt kernel memory. Apple fixed it in iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2 and watchOS 27.2.","category":"infrastructure","nicknames":[],"who_cares":["ios","ipados","macos","tvos","watchos","apple-devices"],"confidence":0.5,"needs_auth":"unknown","worst_case":"Attacker from a local app corrupts kernel memory, crashing the system","analyst_note":"Check Apple's security notes for CVE-2026-112459 to confirm the attack prerequisites and whether the kernel memory corruption is exploitable beyond crashes.","how_to_check":"- Check the device's OS version in Settings > General > About (iOS, iPadOS, tvOS, watchOS) or with `sw_vers` on macOS.\n- Compare the installed version against `27.2` or later.","needs_analyst":true,"not_affected_if":["already-updated-to-27.2"],"who_is_affected":"Any Apple device running an operating system version before 27.2 is affected. The sources only describe an app triggering the flaw, so devices running only trusted software are at lower practical risk, but the fix still applies to all of them. Teams that manage Apple fleets should treat this as a standard OS update.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000642,"input_tokens":3286,"output_tokens":626,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-112459':15A,18A '-2026':14A,17A '27.2':52B,54B,58B,60B,63B,79C,82C,86C,88C,90C 'abl':95C 'address':68C 'app':9A,39B,92C 'appl':1A,20B,32B,47B 'apple-devic':19B 'caus':97C 'condit':6A,30B,66C 'corrupt':10A,44B,102C 'crash':40B 'cve':13A,16A 'devic':21B 'fix':48B,76C 'gate':57B,85C 'golden':56B,84C 'handl':72C 'improv':70C 'infrastructur':22B 'io':2A,23B,51B,78C 'ipado':24B,53B,81C 'issu':74C 'kernel':11A,45B,103C 'let':7A,36B 'local':38B 'maco':4A,25B,55B,83C 'may':93C 'memori':12A,46B,104C 'oper':34B 'race':5A,29B,65C 'state':71C 'system':35B,42B,99C 'termin':100C 'tvos':26B,59B,87C 'unexpect':98C 'watcho':27B,62B,89C","nicknames":[],"mitigations":[],"who_affected":"Any Apple device running an operating system version before 27.2 is affected. The sources only describe an app triggering the flaw, so devices running only trusted software are at lower practical risk, but the fix still applies to all of them. Teams that manage Apple fleets should treat this as a standard OS update.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:17:35+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112459","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112459","severity":null,"published_at":"2026-10-26T21:17:35+00:00","modified_at":"2026-10-26T21:17:35+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"}