vulnerability

OS X update for Graphics Drivers (CVE-2021-30977)

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Severity

CVSS

(AV:N/AC:M/Au:N/C:C/I:C/A:C)

Published

Aug 24, 2021

Added

Feb 18, 2022

Modified

Mar 27, 2026

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may be able to execute arbitrary code with kernel privileges.

Solutions

apple-osx-security-update-2021-008-catalinaapple-osx-upgrade-11_6_2apple-osx-upgrade-12_1apple-osx-upgrade-12_3

References

CVE-2021-30977
https://attackerkb.com/topics/CVE-2021-30977
CWE-120
EUVD-EUVD-2021-17894
https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-17894
https://support.apple.com/en-us/102874
https://support.apple.com/en-us/102876
https://support.apple.com/en-us/103169
https://support.apple.com/kb/HT213183

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