high
7.8
CWE
119 120
Advisory Published
CVE Published
Updated

CVE-2020-9940: Buffer Overflow

First published: Wed Jul 15 2020(Updated: )

Model I/O. A buffer overflow issue was addressed with improved memory handling.

Credit: Aleksandar Nikolic Cisco TalosHolger Fuhrmannek Deutsche Telekom SecurityHolger Fuhrmannek Deutsche Telekom SecurityHolger Fuhrmannek Deutsche Telekom SecurityHolger Fuhrmannek Deutsche Telekom SecurityHolger Fuhrmannek Deutsche Telekom SecurityHolger Fuhrmannek Deutsche Telekom SecurityAleksandar Nikolic Cisco TalosHolger Fuhrmannek Deutsche Telekom SecurityHolger Fuhrmannek Deutsche Telekom Security product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iPadOS<13.6
Apple iPhone OS<13.6
Apple Mac OS X<10.15.6
Apple tvOS<13.4.8

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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 CVE-2020-9940?

    CVE-2020-9940 is a buffer overflow issue in Model I/O that was addressed with improved memory handling.

  • What is the severity of CVE-2020-9940?

    The severity of CVE-2020-9940 is not provided in the information.

  • What software is affected by CVE-2020-9940?

    CVE-2020-9940 affects macOS Catalina (10.15.6), Mojave, High Sierra, iOS (up to version 13.6), iPadOS (up to version 13.6), and tvOS (up to version 13.4.8).

  • How do I fix CVE-2020-9940?

    To fix CVE-2020-9940, update to the specified versions of the affected software by following the instructions provided by Apple.

  • Where can I find more information about CVE-2020-9940?

    You can find more information about CVE-2020-9940 on the Apple support website. Here are some references: [Link 1](https://support.apple.com/en-us/HT211289), [Link 2](https://support.apple.com/en-us/HT211288), [Link 3](https://support.apple.com/en-us/HT211290).

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