CVE-2021-30842: High severity apple macos vulnerability
FontParser. This issue was addressed with improved checks.
Other sources
This issue was addressed with improved checks. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing a maliciously crafted dfont file may lead to arbitrary code execution.
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-30811
- CVE-2021-30838
- CVE-2021-30834
- CVE-2021-30928
- CVE-2021-30860
- CVE-2021-31010
- CVE-2021-30827
- CVE-2021-30828
- CVE-2021-30829
- CVE-2021-22925
- CVE-2021-30832
- CVE-2021-30841
- CVE-2021-30842
- CVE-2021-30843
- CVE-2021-30853
- CVE-2021-30933
- CVE-2021-30835
- CVE-2021-30847
- CVE-2021-30830
- CVE-2021-30865
- CVE-2021-30857
- CVE-2021-30859
- CVE-2021-30864
- CVE-2013-0340
- CVE-2021-30813
- CVE-2021-30819
- CVE-2021-30855
- CVE-2021-30925
- CVE-2021-30850
- CVE-2021-30845
- CVE-2021-30844
- CVE-2021-30858
- CVE-2021-30837
- CVE-2021-30866
- CVE-2021-30831
- CVE-2021-30840
- CVE-2021-30852
- CVE-2021-30814
- CVE-2021-30854
- CVE-2021-30808
- CVE-2021-30897
- CVE-2021-30884
- CVE-2021-30818
- CVE-2021-30823
- CVE-2021-30836
- CVE-2021-30809
- CVE-2021-30846
- CVE-2021-30849
- CVE-2021-30851
- CVE-2021-30810
- CVE-2021-30783
- CVE-2020-29622
- CVE-2021-30713
- CVE-2021-30882
- CVE-2021-30825
- CVE-2021-30863
- CVE-2021-30816
- CVE-2021-30867
- CVE-2021-30874
- CVE-2021-30898
- CVE-2021-30870
- CVE-2021-30815
- CVE-2021-31001
- CVE-2021-30826
- CVE-2021-31005
- CVE-2021-31008
- CVE-2021-30848
- CVE-2021-30930
- CVE-2021-30820
- CVE-2021-30905
Frequently Asked Questions
What is the vulnerability ID of this issue?
The vulnerability ID of this issue is CVE-2021-30842.
Which software versions are affected by this vulnerability?
watchOS up to version 8, iOS up to version 15, iPadOS up to version 15, macOS Big Sur up to version 11.6, iOS up to version 14.8, iPadOS up to version 14.8, and tvOS up to version 15.
What is the severity of CVE-2021-30842?
The severity of CVE-2021-30842 is not specified.
How was the vulnerability addressed?
The vulnerability was addressed with improved checks.
Where can I find more information about this vulnerability?
You can find more information about this vulnerability on the following Apple support pages: [link1](https://support.apple.com/en-us/HT212814), [link2](https://support.apple.com/en-us/HT212804), [link3](https://support.apple.com/en-us/HT212819).