CVE-2021-30983: Apple iOS and iPadOS Buffer Overflow Vulnerability
First published: Tue Aug 24 2021(Updated: )
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.
Credit: Pangu via Tianfu Cup cve@mitre.org product-security@apple.com product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apple iOS | <15.2 | 15.2 |
| Apple iPadOS | <15.2 | 15.2 |
| Apple iPadOS | <15.2 | |
| Apple iPhone OS | <15.2 | |
| Apple iOS and iPadOS | ||
| <15.2 | ||
| <15.2 |
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Reference Links
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2021-30960
- CVE-2021-30966
- CVE-2021-30926
- CVE-2021-30942
- CVE-2021-30957
- CVE-2021-30958
- CVE-2021-30945
- CVE-2021-30956
- CVE-2021-30992
- CVE-2021-31013
- CVE-2021-31000
- CVE-2021-30939
- CVE-2021-30996
- CVE-2021-30983
- CVE-2021-30985
- CVE-2021-30991
- CVE-2021-30937
- CVE-2021-30927
- CVE-2021-30980
- CVE-2021-30949
- CVE-2021-30993
- CVE-2021-30955
- CVE-2021-30998
- CVE-2021-30997
- CVE-2021-30943
- CVE-2021-31009
- CVE-2021-30971
- CVE-2021-30973
- CVE-2021-30929
- CVE-2021-30979
- CVE-2021-30940
- CVE-2021-30941
- CVE-2021-30967
- CVE-2021-30988
- CVE-2021-30932
- CVE-2021-30948
- CVE-2021-30995
- CVE-2021-30968
- CVE-2021-30946
- CVE-2021-30947
- CVE-2021-30944
- CVE-2021-30767
- CVE-2021-30964
- CVE-2021-30934
- CVE-2021-30936
- CVE-2021-30951
- CVE-2021-30952
- CVE-2021-30984
- CVE-2021-30953
- CVE-2021-30954
Frequently Asked Questions
What is the CVE ID of this vulnerability?
The CVE ID of this vulnerability is CVE-2021-30983.
What is the severity of CVE-2021-30983?
The severity of CVE-2021-30983 is critical (7.8).
What is the affected software for CVE-2021-30983?
The affected software for CVE-2021-30983 is Apple iOS and iPadOS up to version 15.2.
How does this vulnerability work?
This vulnerability is a buffer overflow issue that allows an application to execute arbitrary code with kernel privileges.
How can I fix CVE-2021-30983?
To fix CVE-2021-30983, update to iOS 15.2 or iPadOS 15.2.
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- collector/nvd-cve
- vendor/apple
- canonical/apple ios
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- canonical/apple iphone os
- canonical/apple ios and ipados