{"id":"CVE-2021-30824","aliases":["EUVD-2021-17741","GHSA-cv5f-rx4x-6vhx"],"status":"published","title":"A memory corruption issue was addressed with improved state management. This issue is fixed in...","description":"A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01072,"percentile":0.65318,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-10-28T18:17:11Z","modified":"2026-06-17T03:50:57Z","products":[{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/en-us/HT212869","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212871","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212872","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30824"},{"url":"https://github.com/advisories/GHSA-cv5f-rx4x-6vhx"}],"sources":{"cve":[{"id":"CVE-2021-30824","description":"A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2021-10-28T18:17:11Z","modified":"2024-08-03T22:48:13.968Z","updated_at":"2026-11-02T14:33:01.852999Z"}],"euvd":[{"id":"EUVD-2021-17741","description":"A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2021-10-28T18:17:11Z","modified":"2024-08-03T22:48:13Z","updated_at":"2026-11-03T03:24:40.575187Z"}],"ghsa":[{"id":"GHSA-cv5f-rx4x-6vhx","title":"A memory corruption issue was addressed with improved state management. This issue is fixed in...","description":"A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2022-05-24T19:19:01Z","modified":"2023-01-30T05:03:13Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:47.986344Z"}],"nvd":[{"id":"CVE-2021-30824","description":"A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2021-10-28T19:15:09.137Z","modified":"2026-06-17T03:50:57.41Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:00.549994Z"}]}}