{"id":"CVE-2024-40788","aliases":["EUVD-2024-38629","GHSA-98g4-wc2v-qqh4"],"status":"published","title":"A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16...","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8, tvOS 17.6, visionOS 1.3, watchOS 10.6. A local attacker may be able to cause unexpected system shutdown.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00316,"percentile":0.24748,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-843"],"published":"2024-07-29T22:17:02Z","modified":"2026-06-17T07:46:33Z","products":[{"vendor":"apple","product":"ios and ipados"},{"vendor":"apple","product":"ipados"},{"vendor":"apple","product":"iphone_os"},{"vendor":"apple","product":"macos"},{"vendor":"apple","product":"tvos"},{"vendor":"apple","product":"visionos"},{"vendor":"apple","product":"watchos"}],"references":[{"url":"https://support.apple.com/en-us/120908"},{"url":"https://support.apple.com/en-us/120909"},{"url":"https://support.apple.com/en-us/120910"},{"url":"https://support.apple.com/en-us/120911"},{"url":"https://support.apple.com/en-us/120912"},{"url":"https://support.apple.com/en-us/120914"},{"url":"https://support.apple.com/en-us/120915"},{"url":"https://support.apple.com/en-us/120916"},{"url":"https://support.apple.com/en-us/HT214117","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT214116","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT214120","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT214124","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT214119","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT214123","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT214122","tags":["x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT214118","tags":["x_transferred","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/16","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/23","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/21","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/20","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/17","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/22","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/18","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Jul/19","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://support.apple.com/kb/HT214124"},{"url":"https://support.apple.com/kb/HT214122"},{"url":"https://support.apple.com/kb/HT214120"},{"url":"https://support.apple.com/kb/HT214119"},{"url":"https://support.apple.com/kb/HT214118"},{"url":"https://support.apple.com/kb/HT214117"},{"url":"https://support.apple.com/kb/HT214116"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-40788"},{"url":"https://github.com/advisories/GHSA-98g4-wc2v-qqh4"}],"sources":{"cve":[{"id":"CVE-2024-40788","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8, tvOS 17.6, visionOS 1.3, watchOS 10.6. A local attacker may be able to cause unexpected system shutdown.","status":"published","published":"2024-07-29T22:17:02.532Z","modified":"2026-04-02T18:20:36.623Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:34:06.811965Z"}],"euvd":[{"id":"EUVD-2024-38629","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8, tvOS 17.6, visionOS 1.3, watchOS 10.6. A local attacker may be able to cause unexpected system shutdown.","status":"published","published":"2024-07-29T22:17:02Z","modified":"2026-04-02T18:20:36Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:25:19.125268Z"}],"ghsa":[{"id":"GHSA-98g4-wc2v-qqh4","title":"A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16...","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, macOS Ventura 13.6.8, macOS Monterey 12.7.6, iOS 17.6 and iPadOS 17.6, watchOS 10.6, tvOS 17.6, visionOS 1.3, macOS Sonoma 14.6. A local attacker may be able to cause unexpected system shutdown.","status":"published","published":"2024-07-30T00:34:27Z","modified":"2026-04-02T21:31:50Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T15:07:06.066601Z"}],"nvd":[{"id":"CVE-2024-40788","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8, tvOS 17.6, visionOS 1.3, watchOS 10.6. A local attacker may be able to cause unexpected system shutdown.","status":"published","published":"2024-07-29T23:15:12.2Z","modified":"2026-06-17T07:46:33.11Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:10:15.933769Z"}]}}