CVE-2020-3826: Input Validation
ImageIO. An out-of-bounds read was addressed with improved input validation.
Other sources
An out-of-bounds read was addressed with improved input validation. 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, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. Processing a maliciously crafted image 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-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-2020-3834
- CVE-2020-3860
- CVE-2019-8827
- CVE-2020-3861
- CVE-2020-3869
- CVE-2020-3858
- CVE-2020-3831
- CVE-2020-3873
- CVE-2020-3859
- CVE-2020-3844
- CVE-2020-3828
- CVE-2020-3841
- CVE-2020-3874
Frequently Asked Questions
What is CVE-2020-3826?
CVE-2020-3826 is a vulnerability in ImageIO that allows for an out-of-bounds read due to improved input validation.
How does CVE-2020-3826 affect Apple watchOS?
CVE-2020-3826 affects Apple watchOS versions up to and excluding 6.1.2.
How does CVE-2020-3826 affect Apple tvOS?
CVE-2020-3826 affects Apple tvOS versions up to and excluding 13.3.1.
How does CVE-2020-3826 affect Apple iCloud for Windows?
CVE-2020-3826 affects Apple iCloud for Windows versions up to and excluding 7.17 and 10.9.2.
How does CVE-2020-3826 affect Apple iTunes for Windows?
CVE-2020-3826 affects Apple iTunes for Windows versions up to and excluding 12.10.4.
How does CVE-2020-3826 affect Apple iOS?
CVE-2020-3826 affects Apple iOS versions up to and excluding 13.3.1.
How does CVE-2020-3826 affect Apple iPadOS?
CVE-2020-3826 affects Apple iPadOS versions up to and excluding 13.3.1.
How does CVE-2020-3826 affect Apple macOS Catalina?
CVE-2020-3826 affects Apple macOS Catalina versions up to and excluding 10.15.3.
How does CVE-2020-3826 affect Apple Mojave?
There is no specific information available about the impact of CVE-2020-3826 on Apple Mojave.
How does CVE-2020-3826 affect Apple High Sierra?
There is no specific information available about the impact of CVE-2020-3826 on Apple High Sierra.
What is the Common Weakness Enumeration (CWE) for CVE-2020-3826?
The CWE for CVE-2020-3826 is CWE-20, which refers to Improper Input Validation.
Where can I find more information about CVE-2020-3826?
You can find more information about CVE-2020-3826 on the following Apple support pages: - [https://support.apple.com/en-us/HT210920](https://support.apple.com/en-us/HT210920) - [https://support.apple.com/en-us/HT210923](https://support.apple.com/en-us/HT210923) - [https://support.apple.com/en-us/HT210948](https://support.apple.com/en-us/HT210948)