{"id":"CVE-2026-112563","kind":"vulnerability","aliases":["CVE-2026-112563"],"related":[],"title":"Apple macOS, tvOS, visionOS: crafted file crashes app via out-of-bounds write","description":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, tvOS 27.2, visionOS 27.2. Processing a maliciously crafted file may lead to unexpected app termination.","summary":"A memory out-of-bounds write in Apple's operating systems can be triggered by processing a maliciously crafted file. The sources say it causes unexpected app termination, which is a crash, and do not report code execution.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apple-devices","infrastructure","macos","tvos","visionos"],"not_affected_if":["already-patched"],"how_to_check":"- Check the OS version on each Apple device with `sw_vers` on macOS; compare against the fixed builds listed in the fix.\n- On tvOS and visionOS, check Settings > General > About for the software version.","fix":"- Update macOS to `27.2` (Golden Gate), `15.8.2` (Sequoia), or `26.7.2` (Tahoe).\n- Update tvOS to `27.2` and visionOS to `27.2`.","status":"open","published_at":"2026-10-26T21:17:50+00:00","first_seen_at":"2026-10-26T21:20:28+00:00","triaged_at":"2026-10-26T21:27:48+00:00","updated_at":"2026-10-26T21:27:48+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-10-26T21:27:48Z","model":"claude-haiku-5-5","output":{"fix":"- Update macOS to `27.2` (Golden Gate), `15.8.2` (Sequoia), or `26.7.2` (Tahoe).\n- Update tvOS to `27.2` and visionOS to `27.2`.","reach":"local","title":"Apple macOS, tvOS, visionOS: crafted file crashes app via out-of-bounds write","impact":"low","summary":"A memory out-of-bounds write in Apple's operating systems can be triggered by processing a maliciously crafted file. The sources say it causes unexpected app termination, which is a crash, and do not report code execution.","category":"infrastructure","nicknames":[],"who_cares":["macos","tvos","visionos","apple-devices"],"confidence":0.5,"needs_auth":"no","worst_case":"App crashes when a malicious file is processed; code execution not reported","analyst_note":"Check Apple security notes for the CVE to confirm the file type, whether code execution is possible, and the affected builds.","how_to_check":"- Check the OS version on each Apple device with `sw_vers` on macOS; compare against the fixed builds listed in the fix.\n- On tvOS and visionOS, check Settings > General > About for the software version.","needs_analyst":true,"not_affected_if":["already-patched"],"who_is_affected":"Any Apple device running the listed versions before the fixed builds can be affected, as the flaw is in the operating system's file processing. The sources do not describe which file types or apps are involved. Devices already on the fixed builds can skip this.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000611,"input_tokens":3313,"output_tokens":559,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-112563':17A,20A '-2026':16A,19A '15.8.2':91C '26.7.2':94C '27.2':88C,96C,98C 'address':75C 'app':8A,55B,108C 'appl':1A,22B,36B 'apple-devic':21B 'bound':13A,33B,71C,78C 'caus':53B 'check':79C 'code':65B 'craft':5A,47B,102C 'crash':7A,60B 'cve':15A,18A 'devic':23B 'execut':66B 'file':6A,48B,103C 'fix':83C 'gate':87C 'golden':86C 'improv':77C 'infrastructur':24B 'issu':73C,81C 'lead':105C 'maco':2A,25B,85C,89C,92C 'malici':46B,101C 'may':104C 'memori':29B 'oper':38B 'out-of-bound':10A,30B,68C 'process':44B,99C 'report':64B 'say':51B 'sequoia':90C 'sourc':50B 'system':39B 'taho':93C 'termin':56B,109C 'trigger':42B 'tvos':3A,26B,95C 'unexpect':54B,107C 'via':9A 'visiono':4A,27B,97C 'write':14A,34B,72C","nicknames":[],"mitigations":[],"who_affected":"Any Apple device running the listed versions before the fixed builds can be affected, as the flaw is in the operating system's file processing. The sources do not describe which file types or apps are involved. Devices already on the fixed builds can skip this.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:17:50+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112563","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112563","severity":null,"published_at":"2026-10-26T21:17:50+00:00","modified_at":"2026-10-26T21:17:50+00:00","first_seen_at":"2026-10-26T21:20:28+00:00","fetched_at":"2026-10-26T21:20:28+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"}