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 Initiative product-security@apple.com

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

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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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