CVE-2020-3842
First published: Tue Jan 28 2020(Updated: )
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute arbitrary code with kernel privileges.
Credit: Ned Williamson Google Project ZeroCorellium Xiaolong Bai Min (Spark) Zheng Alibaba IncLuyi Xing Indiana University Bloomington product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| tvOS | <13.3.1 | 13.3.1 |
| macOS Catalina | <10.15.3 | 10.15.3 |
| macOS Mojave | ||
| macOS High Sierra | ||
| Apple iOS, iPadOS, and watchOS | <13.3.1 | 13.3.1 |
| Apple iOS, iPadOS, and watchOS | <13.3.1 | 13.3.1 |
| Apple iOS, iPadOS, and watchOS | <6.1.2 | 6.1.2 |
| Apple iOS, iPadOS, and watchOS | <13.3.1 | |
| iOS | <13.3.1 | |
| Apple iOS and macOS | <10.15.3 | |
| tvOS | <13.3.1 | |
| Apple iOS, iPadOS, and watchOS | <6.1.2 |
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Reference Links
- https://support.apple.com/en-us/HT210918 (Advisory)
- https://support.apple.com/en-us/HT210919 (Advisory)
- https://support.apple.com/en-us/HT210920 (Advisory)
- https://support.apple.com/en-us/HT210921 (Advisory)
- https://support.apple.com/HT210918
- https://support.apple.com/HT210919
- https://support.apple.com/HT210920
- https://support.apple.com/HT210921
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2020-3857
- CVE-2020-3855
- CVE-2020-3826
- CVE-2020-3870
- CVE-2020-3878
- CVE-2020-3880
- CVE-2020-3837
- CVE-2019-8836
- CVE-2020-3840
- CVE-2020-3875
- CVE-2020-3872
- CVE-2020-3836
- CVE-2020-3842
- CVE-2020-3853
- CVE-2020-3846
- CVE-2020-3856
- CVE-2020-3829
- CVE-2020-3825
- CVE-2020-3868
- CVE-2020-3862
- CVE-2020-3867
- CVE-2020-3865
- CVE-2020-3864
- CVE-2020-3838
- CVE-2020-3877
- CVE-2019-11043
- CVE-2020-3866
- CVE-2020-3848
- CVE-2020-3849
- CVE-2020-3850
- CVE-2020-3847
- CVE-2020-3835
- CVE-2020-3863
- CVE-2020-9774
- CVE-2020-3827
- CVE-2020-3845
- CVE-2020-3851
- CVE-2020-3871
- CVE-2020-3830
- CVE-2020-3854
- CVE-2019-18634
- CVE-2020-3839
- CVE-2020-3843
- CVE-2020-3869
- CVE-2020-3858
- CVE-2020-3831
- CVE-2020-3860
- CVE-2020-3873
- CVE-2020-3859
- CVE-2020-3844
- CVE-2020-3828
- CVE-2020-3841
- CVE-2020-3874
- CVE-2020-3834
Frequently Asked Questions
What is CVE-2020-3842?
CVE-2020-3842 is a memory corruption issue in the Kernel that was addressed with improved memory handling.
Which software is affected by CVE-2020-3842?
CVE-2020-3842 affects multiple software products, including Apple watchOS, tvOS, iOS, iPadOS, macOS Catalina, Mojave, and High Sierra.
What is the severity of CVE-2020-3842?
The severity of CVE-2020-3842 is not specified in the information provided.
How can I fix CVE-2020-3842?
To fix CVE-2020-3842, you should update your affected software products to the versions specified in the vendor's official remediation document.
Where can I find more information about CVE-2020-3842?
You can find more information about CVE-2020-3842 in the official Apple support documents: [link1], [link2], [link3].
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- alias/CVE-2020-3871
- alias/CVE-2020-3858
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- agent/softwarecombine
- vendor/apple
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- canonical/macos catalina
- canonical/macos mojave
- canonical/macos high sierra
- canonical/apple ios, ipados, and watchos
- canonical/ios
- canonical/apple ios and macos