medium
5.5
Advisory Published
CVE Published
Updated

CVE-2020-3836

First published: Tue Jan 28 2020(Updated: )

An access issue was addressed with improved memory management. 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. A malicious application may be able to determine kernel memory layout.

Credit: Brandon Azad Google Project ZeroBrandon Azad Google Project ZeroBrandon Azad Google Project ZeroBrandon Azad Google Project Zero product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple tvOS<13.3.1
13.3.1
Apple iOS<13.3.1
13.3.1
Apple iPadOS<13.3.1
13.3.1
Apple macOS Catalina<10.15.3
10.15.3
Apple Mojave
Apple High Sierra
Apple watchOS<6.1.2
6.1.2
Apple iPadOS<13.3.1
Apple iPhone OS<13.3.1
Apple Mac OS X<10.15.3
Apple tvOS<13.3.1
Apple watchOS<6.1.2

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2020-3836.

  • What is the severity of CVE-2020-3836?

    The severity of CVE-2020-3836 is not specified in the information provided.

  • What is the affected software of CVE-2020-3836?

    The affected software of CVE-2020-3836 includes Apple tvOS 13.3.1, Apple watchOS 6.1.2, Apple iOS 13.3.1, Apple iPadOS 13.3.1, Apple macOS Catalina 10.15.3, Apple Mojave, and Apple High Sierra.

  • How can I fix CVE-2020-3836?

    To fix CVE-2020-3836, it is recommended to update the affected software to the specified versions: Apple tvOS 13.3.1, Apple watchOS 6.1.2, Apple iOS 13.3.1, Apple iPadOS 13.3.1, and Apple macOS Catalina 10.15.3.

  • Where can I find more information about CVE-2020-3836?

    You can find more information about CVE-2020-3836 on the following references: [Apple Support - HT210920](https://support.apple.com/en-us/HT210920), [Apple Support - HT210921](https://support.apple.com/en-us/HT210921), [Apple Support - HT210919](https://support.apple.com/en-us/HT210919).

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