CVE-2021-30676
Published May 24, 2021
·Updated
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A local user may be able to cause unexpected system termination or read kernel memory.
Credit
shrek_wzw, shrek_wzw, shrek_wzw
Affected Software
33 affected componentsFixes available
Apple macOS Big Sur<11.4
11.4
Apple Catalina
Apple Mojave
Apple iOS and macOS>=10.14<=10.14.5
Apple iOS and macOS>=10.15<=10.15.6
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2019-004
Apple iOS and macOS=10.14.6-security_update_2019-005
Apple iOS and macOS=10.14.6-security_update_2019-006
Apple iOS and macOS=10.14.6-security_update_2019-007
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-security_update_2020-007
Apple iOS and macOS=10.14.6-security_update_2021-001
Apple iOS and macOS=10.14.6-security_update_2021-002
Apple iOS and macOS=10.14.6-security_update_2021-003
Apple iOS and macOS=10.14.6-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2020-005
Apple iOS and macOS=10.15.7-security_update_2020-007
Apple iOS and macOS=10.15.7-security_update_2021-001
Apple iOS and macOS=10.15.7-security_update_2021-002
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS>=11.0<11.4
Event History
Sep 8, 2021
CVE Published
via MITRE·02:26 PM
Data Sourced
via MITRE·02:26 PM
DescriptionWeakness
Frequently Asked Questions
1
What is the vulnerability ID?
The vulnerability ID is CVE-2021-30676.
2
What is the title of the vulnerability?
The title of the vulnerability is 'AMD. A logic issue was addressed with improved state management.'
3
What is the affected software?
The affected software includes macOS Big Sur (11.4), Mojave, and Catalina.
4
How can I mitigate this vulnerability?
To mitigate this vulnerability, make sure to update your macOS to the latest version provided by Apple.
5
Where can I find more information about this vulnerability?
You can find more information about this vulnerability on the Apple support website.