critical
9.3
CWE
787
Advisory Published
CVE Published
Updated

CVE-2020-9816

First published: Mon May 18 2020(Updated: )

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.

Credit: Peter Nguyen Vu Hoang STAR Labs working with Trend Micro Zero Day InitiativePeter Nguyen Vu Hoang STAR Labs working with Trend Micro Zero Day InitiativePeter Nguyen Vu Hoang STAR Labs working with Trend Micro Zero Day InitiativePeter Nguyen Vu Hoang STAR Labs working with Trend Micro Zero Day Initiative product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple tvOS<13.4.5
13.4.5
Apple watchOS<6.2.5
6.2.5
Apple iOS<13.5
13.5
Apple iPadOS<13.5
13.5
Apple iPadOS<13.5
Apple iPhone OS<13.5
Apple Mac OS X<10.15.5
Apple tvOS<13.4.5
Apple watchOS<6.2.5
Apple macOS Catalina<10.15.5
10.15.5
Apple Mojave
Apple High Sierra

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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-2020-9816?

    CVE-2020-9816 is an out-of-bounds write vulnerability in the FontParser component, which has been addressed with improved bounds checking.

  • Who is affected by CVE-2020-9816?

    CVE-2020-9816 affects multiple Apple products, including watchOS, macOS Catalina, Mojave, High Sierra, iOS, iPadOS, and tvOS.

  • What is the severity of CVE-2020-9816?

    The severity of CVE-2020-9816 is not specified.

  • How can I fix CVE-2020-9816?

    To fix CVE-2020-9816, users should update their affected Apple products to the recommended versions listed in the Apple support articles.

  • Where can I find more information about CVE-2020-9816?

    More information about CVE-2020-9816 can be found in the following Apple support articles: [link1], [link2], [link3].

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