{"id":"CVE-2026-112619","kind":"vulnerability","aliases":["CVE-2026-112619"],"related":[],"title":"Apple iOS and macOS: crafted calendar invitation can corrupt 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, visionOS 27.2, watchOS 27.2. Processing a maliciously crafted calendar invitation may lead to memory corruption.","summary":"An out-of-bounds write in Apple's operating systems lets a maliciously crafted calendar invitation corrupt memory when processed. The sources do not say whether this leads to code execution or data theft.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apple","calendar","infrastructure","ios","ipados","macos","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) or with `sw_vers` on macOS\n- unknown for other checks: the sources do not say","fix":"- Update iOS and iPadOS to `27.2` or later\n- Update macOS Golden Gate to `27.2` or later\n- Update visionOS and watchOS to `27.2` or later","status":"open","published_at":"2026-10-26T21:17:54+00:00","first_seen_at":"2026-10-26T21:20:29+00:00","triaged_at":"2026-10-26T21:25:22+00:00","updated_at":"2026-10-26T21:25:22+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-10-26T21:25:22Z","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 visionOS and watchOS to `27.2` or later","reach":"internet","title":"Apple iOS and macOS: crafted calendar invitation can corrupt memory","impact":"high","summary":"An out-of-bounds write in Apple's operating systems lets a maliciously crafted calendar invitation corrupt memory when processed. The sources do not say whether this leads to code execution or data theft.","category":"infrastructure","nicknames":[],"who_cares":["apple","ios","ipados","macos","visionos","watchos","calendar"],"confidence":0.5,"needs_auth":"no","worst_case":"memory corruption while processing a crafted calendar invitation","analyst_note":"Check Apple's security release notes for iOS 27.2 to see whether the calendar flaw allows code execution and whether user interaction is needed.","how_to_check":"- Check the device OS version in Settings > General > About (iOS, iPadOS, visionOS, watchOS) or with `sw_vers` on macOS\n- unknown for other checks: the sources do not say","needs_analyst":true,"not_affected_if":["already-on-27.2"],"who_is_affected":"Apple devices running iOS 27, iPadOS 27, macOS Golden Gate, visionOS or watchOS before 27.2 are affected, as the fix ships in 27.2 for each. The sources do not say whether any non-default configuration is needed, or whether the calendar app must be opened to trigger the flaw. Managed fleets that have already moved to 27.2 can skip it.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000635,"input_tokens":3305,"output_tokens":609,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-112619':13A,16A '-2026':12A,15A '27.2':79C,82C,86C,88C,90C 'address':68C 'appl':1A,17B,32B 'bound':29B,64C,71C 'calendar':6A,18B,40B,95C 'check':72C 'code':55B 'corrupt':9A,42B,101C 'craft':5A,39B,94C 'cve':11A,14A 'data':58B 'execut':56B 'fix':76C 'gate':85C 'golden':84C 'improv':70C 'infrastructur':19B 'invit':7A,41B,96C 'io':2A,20B,78C 'ipado':21B,81C 'issu':66C,74C 'lead':53B,98C 'let':36B 'maco':4A,22B,83C 'malici':38B,93C 'may':97C 'memori':10A,43B,100C 'oper':34B 'out-of-bound':26B,61C 'process':45B,91C 'say':50B 'sourc':47B 'system':35B 'theft':59B 'visiono':23B,87C 'watcho':24B,89C 'whether':51B 'write':30B,65C","nicknames":[],"mitigations":[],"who_affected":"Apple devices running iOS 27, iPadOS 27, macOS Golden Gate, visionOS or watchOS before 27.2 are affected, as the fix ships in 27.2 for each. The sources do not say whether any non-default configuration is needed, or whether the calendar app must be opened to trigger the flaw. Managed fleets that have already moved to 27.2 can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:17:54+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112619","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112619","severity":null,"published_at":"2026-10-26T21:17:54+00:00","modified_at":"2026-10-26T21:17:54+00:00","first_seen_at":"2026-10-26T21:20:29+00:00","fetched_at":"2026-10-26T21:20:29+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"}