{"id":"CVE-2021-30902","aliases":["EUVD-2021-17819"],"status":"published","description":"A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00434,"percentile":0.3797,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2021-08-24T18:50:06Z","modified":"2026-06-17T03:51:06Z","products":[{"vendor":"apple","product":"ios and ipados"},{"vendor":"apple","product":"ipad_os"},{"vendor":"apple","product":"ipados"},{"vendor":"apple","product":"iphone_os"}],"references":[{"url":"https://support.apple.com/en-us/HT212867","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://support.apple.com/en-us/HT212868","tags":["x_refsource_MISC","x_transferred"]}],"sources":{"cve":[{"id":"CVE-2021-30902","description":"A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.","status":"published","published":"2021-08-24T18:50:06Z","modified":"2024-08-03T22:48:13.816Z","updated_at":"2026-11-02T14:33:02.20241Z"}],"euvd":[{"id":"EUVD-2021-17819","description":"A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.","status":"published","published":"2021-08-24T18:50:06Z","modified":"2024-08-03T22:48:13Z","updated_at":"2026-11-03T03:24:40.575187Z"}],"nvd":[{"id":"CVE-2021-30902","description":"A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.","status":"published","published":"2021-08-24T19:15:18.403Z","modified":"2026-06-17T03:51:06.45Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:06:57.318236Z"}]}}