7.8
CVSSv3

CVE-2021-30901

Published: 24/08/2021 Updated: 07/11/2023
CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 828
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Vulnerability Summary

Multiple out-of-bounds write issues were addressed with improved bounds checking. 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.

Vulnerability Trend

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apple mac os x

apple mac os x 10.15.7

apple macos 12.0

apple macos

Mailing Lists

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-10-26-5 Security Update 2021-007 Catalina Security Update 2021-007 Catalina addresses the following issues Information about the security content is also available at supportapplecom/HT212871 AppleScript Available for: macOS Catalina Impact: Processing a maliciously crafte ...
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-10-26-4 macOS Big Sur 1161 macOS Big Sur 1161 addresses the following issues Information about the security content is also available at supportapplecom/HT212872 AppleScript Available for: macOS Big Sur Impact: Processing a maliciously crafted AppleScript binary may re ...
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-10-26-3 macOS Monterey 1201 macOS Monterey 1201 addresses the following issues Information about the security content is also available at supportapplecom/HT212869 AppKit Available for: Mac Pro (2013 and later), MacBook Air (Early 2015 and later), MacBook Pro (Early 20 ...