{"id":"CVE-2022-32893","kind":"vulnerability","aliases":["CVE-2022-32893"],"related":[],"title":"An out-of-bounds write issue was addressed with improved bounds checking","description":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.","summary":"Apple iOS and macOS contain an out-of-bounds write flaw in WebKit-style content processing. A malicious web page can run code on the device when it is opened.","severity":"high","cvss":8.8,"epss":0.09931,"exploited":true,"exploited_at":"2022-08-18T00:00:00+00:00","products":[{"name":"Apple iOS and macOS","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"apple safari","fixed":["15.6.1"],"affected":"< 15.6.1","ecosystem":"vendor"},{"name":"apple ipados","fixed":["15.6.1"],"affected":"< 15.6.1","ecosystem":"vendor"},{"name":"apple iphone os","fixed":["15.6.1"],"affected":"< 15.6.1","ecosystem":"vendor"},{"name":"apple macos","fixed":["12.5.1"],"affected":">= 12.0, < 12.5.1","ecosystem":"vendor"},{"name":"fedoraproject fedora","fixed":[],"affected":"= 35","ecosystem":"vendor"},{"name":"fedoraproject fedora","fixed":[],"affected":"= 36","ecosystem":"vendor"},{"name":"debian linux","fixed":[],"affected":"= 10.0","ecosystem":"vendor"},{"name":"debian linux","fixed":[],"affected":"= 11.0","ecosystem":"vendor"},{"name":"webkitgtk","fixed":["2.36.7"],"affected":"< 2.36.7","ecosystem":"vendor"},{"name":"wpewebkit wpe webkit","fixed":["2.36.7"],"affected":"< 2.36.7","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","ios","macos","safari","vendor"],"not_affected_if":["fully-patched-devices"],"how_to_check":"Settings > General > Software Update on iOS, or Apple menu > About This Mac on macOS, and compare the build with the patched version in Apple's advisory.","fix":"Update iOS and macOS to a release that includes Apple's fix for CVE-2022-32893; CISA requires applying the vendor update.","status":"open","published_at":"2022-08-18T00:00:00+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:10:58+00:00","updated_at":"2026-10-23T22:29:04+00:00","category":"vendor","confidence":0.7,"triage":{"at":"2026-10-23T21:10:58Z","model":"claude-haiku-5-5","output":{"fix":"Update iOS and macOS to a release that includes Apple's fix for CVE-2022-32893; CISA requires applying the vendor update.\nunknown","reach":"internet","impact":"high","summary":"Apple iOS and macOS contain an out-of-bounds write flaw in WebKit-style content processing. A malicious web page can run code on the device when it is opened.","category":"vendor","who_cares":["ios","macos","safari"],"confidence":0.7,"needs_auth":"no","worst_case":"Attacker runs code on the device after the victim opens a crafted web page.","analyst_note":"Find Apple's security advisory for CVE-2022-32893 to get the fixed iOS and macOS versions; sources given do not name them.","how_to_check":"Settings > General > Software Update on iOS, or Apple menu > About This Mac on macOS, and compare the build with the patched version in Apple's advisory.\nunknown","needs_analyst":true,"not_affected_if":["fully-patched-devices"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000474,"input_tokens":2835,"output_tokens":381,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2022':15A,18A '-32893':16A,19A '12.5.1':107C '15.6.1':101C,104C,109C 'activ':133C 'address':9A,90C 'and':22A 'appl':50B,121C 'apple':20A,24A,26A,28A,31A 'arbitrari':118C 'awar':123C 'bound':5A,12A,59B,86C,93C 'check':13A,94C 'code':74B,119C 'contain':54B 'content':66B,114C 'craft':112C 'cve':14A,17A 'debian':37A,39A 'devic':77B 'execut':120C 'exploit':45B,134C 'fedora':34A,36A 'fedoraproject':33A,35A 'fix':98C 'flaw':61B 'improv':11A,92C 'io':46B,51B,100C 'ios':21A 'ipado':103C 'ipados':27A 'iphone':29A 'issu':7A,88C,96C,129C 'lead':116C 'linux':38A,40A 'maco':47B,53B,105C 'macos':23A,32A 'malici':69B,111C 'may':115C,130C 'monterey':106C 'open':81B 'os':30A 'out-of-bound':2A,56B,83C 'page':71B 'process':67B,110C 'report':126C 'run':73B 'safari':25A,48B,108C 'style':65B 'vendor':49B 'web':70B,113C 'webkit':44A,64B 'webkit-styl':63B 'webkitgtk':41A 'wpe':43A 'wpewebkit':42A 'write':6A,60B,87C","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2022-08-18T00:00:00+00:00","kev":{"dateAdded":"2022-08-18","dueDate":"2022-09-08","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2022-32893","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2022-32893","severity":null,"published_at":"2022-08-18T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T12:39:23+00:00","note":null},{"source":"epss","external_id":"CVE-2022-32893","url":"https://api.first.org/data/v1/epss?cve=CVE-2022-32893","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:45+00:00","fetched_at":"2026-10-23T19:13:45+00:00","note":null},{"source":"nvd","external_id":"CVE-2022-32893","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-32893","severity":null,"published_at":"2022-08-24T20:15:09+00:00","modified_at":"2026-06-17T04:48:09+00:00","first_seen_at":"2026-10-23T22:29:04+00:00","fetched_at":"2026-10-23T22:29:04+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"}