{"id":"CVE-2023-40391","aliases":["EUVD-2023-44962","GHSA-2wwc-c62q-7wrf"],"status":"published","title":"The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, iOS 17 and...","description":"The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, macOS Sonoma 14, Xcode 15. An app may be able to disclose kernel memory.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00323,"percentile":0.25593,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-09-26T20:14:37Z","modified":"2026-06-17T06:17:33Z","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":"xcode"}],"references":[{"url":"https://support.apple.com/en-us/HT213938","tags":["x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT213939","tags":["x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT213936","tags":["x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT213940","tags":["x_transferred","Release Notes","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2023/Oct/7","tags":["x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2023/Oct/10","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2023/Oct/8","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2023/Oct/3","tags":["x_transferred"]},{"url":"https://support.apple.com/kb/HT213940"},{"url":"https://support.apple.com/kb/HT213939"},{"url":"https://support.apple.com/kb/HT213936"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40391"},{"url":"https://github.com/advisories/GHSA-2wwc-c62q-7wrf"}],"sources":{"cve":[{"id":"CVE-2023-40391","description":"The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, macOS Sonoma 14, Xcode 15. An app may be able to disclose kernel memory.","status":"published","published":"2023-09-26T20:14:37.58Z","modified":"2025-11-04T19:17:57.377Z","updated_at":"2026-11-02T14:35:22.309324Z"}],"euvd":[{"id":"EUVD-2023-44962","description":"The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, macOS Sonoma 14, Xcode 15. An app may be able to disclose kernel memory.","status":"published","published":"2023-09-26T20:14:37Z","modified":"2025-11-04T19:17:57Z","updated_at":"2026-11-02T19:49:22.434386Z"}],"ghsa":[{"id":"GHSA-2wwc-c62q-7wrf","title":"The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, iOS 17 and...","description":"The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, macOS Sonoma 14, Xcode 15. An app may be able to disclose kernel memory.","status":"published","published":"2023-09-27T15:30:35Z","modified":"2025-11-04T21:30:40Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:04:35.540979Z"}],"nvd":[{"id":"CVE-2023-40391","description":"The issue was addressed with improved memory handling. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, macOS Sonoma 14, Xcode 15. An app may be able to disclose kernel memory.","status":"published","published":"2023-09-27T15:19:05.977Z","modified":"2026-06-17T06:17:33.28Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:08:31.699785Z"}]}}