CVE-2021-30971: Critical severity apple macos vulnerability
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2, Security Update 2021-008 Catalina. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.
Other sources
Model I/O. An out-of-bounds write issue was addressed with improved bounds checking.
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-30950
- CVE-2021-30931
- CVE-2021-30935
- CVE-2021-30942
- CVE-2021-30957
- CVE-2021-30962
- CVE-2021-30959
- CVE-2021-30961
- CVE-2021-30963
- CVE-2021-30958
- CVE-2021-30945
- CVE-2021-31007
- CVE-2021-31013
- CVE-2021-30895
- CVE-2021-30977
- CVE-2021-30969
- CVE-2021-30939
- CVE-2021-30981
- CVE-2021-30982
- CVE-2021-30927
- CVE-2021-30980
- CVE-2021-30937
- CVE-2021-30949
- CVE-2021-30990
- CVE-2021-30976
- CVE-2021-30929
- CVE-2021-30979
- CVE-2021-30940
- CVE-2021-30941
- CVE-2021-30973
- CVE-2021-30971
- CVE-2021-30995
- CVE-2021-30968
- CVE-2021-30947
- CVE-2021-30946
- CVE-2021-30975
- CVE-2021-31002
- CVE-2021-30767
- CVE-2021-30970
- CVE-2021-30965
- CVE-2021-30938
- CVE-2021-30987
- CVE-2021-30960
- CVE-2021-30986
- CVE-2021-30966
- CVE-2021-30926
- CVE-2021-31000
- CVE-2021-30996
- CVE-2021-30993
- CVE-2021-30955
- CVE-2021-30943
- CVE-2021-31009
- CVE-2021-30944
- CVE-2021-30972
- CVE-2021-30964
- CVE-2021-30934
- CVE-2021-30936
- CVE-2021-30951
- CVE-2021-30952
- CVE-2021-30984
- CVE-2021-30953
- CVE-2021-30954
- CVE-2021-30956
- CVE-2021-30992
- CVE-2021-30983
- CVE-2021-30985
- CVE-2021-30991
- CVE-2021-30998
- CVE-2021-30997
- CVE-2021-30967
- CVE-2021-30988
- CVE-2021-30932
- CVE-2021-30948
Frequently Asked Questions
What is CVE-2021-30971?
CVE-2021-30971 is a vulnerability in Model I/O that allows for an out-of-bounds write issue, which has been addressed with improved bounds checking.
What software is affected by CVE-2021-30971?
CVE-2021-30971 affects Apple iOS versions up to and excluding 15.2, Apple iPadOS versions up to and excluding 15.2, Apple macOS Monterey up to and excluding 12.1, Apple macOS Big Sur up to and excluding 11.6.2, and Apple Catalina.
How can I fix CVE-2021-30971?
To fix CVE-2021-30971, make sure to update your software to the latest version. For Apple iOS, update to version 15.2 or later. For Apple iPadOS, update to version 15.2 or later. For Apple macOS Monterey, update to version 12.1 or later. For Apple macOS Big Sur, update to version 11.6.2 or later.
Where can I find more information about CVE-2021-30971?
You can find more information about CVE-2021-30971 on the Apple support website at the following links: [Link1](https://support.apple.com/en-us/HT212978), [Link2](https://support.apple.com/en-us/HT212979), [Link3](https://support.apple.com/en-us/HT212976).