high
7.8
CWE
20 787
Advisory Published
CVE Published
Updated

CVE-2020-9897: Input Validation

First published: Thu Nov 05 2020(Updated: )

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, macOS Big Sur 11.0.1. Processing a maliciously crafted PDF may lead to arbitrary code execution.

Credit: S.Y. ZecOps Mobile XDRan anonymous researcher S.Y. ZecOps Mobile XDRan anonymous researcher product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iOS<14.2
14.2
Apple iPadOS<14.2
14.2
Apple macOS Big Sur<11.0.1
11.0.1
Apple iPadOS<14.2
Apple iPhone OS<14.2
Apple macOS<11.0.1

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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-2020-9897?

    CVE-2020-9897 is a vulnerability in CoreGraphics that allows for an out-of-bounds write, which has been addressed with improved input validation.

  • Which software versions are affected by CVE-2020-9897?

    CVE-2020-9897 affects Apple iOS up to version 14.1, Apple iPadOS up to version 14.1, and Apple macOS Big Sur up to version 11.0.1.

  • How severe is CVE-2020-9897?

    CVE-2020-9897 is a vulnerability with a severity rating of moderate.

  • How can I fix CVE-2020-9897?

    To fix CVE-2020-9897, update your Apple devices to the latest versions: Apple iOS 14.2, Apple iPadOS 14.2, or Apple macOS Big Sur 11.0.1.

  • Where can I find more information about CVE-2020-9897?

    You can find more information about CVE-2020-9897 on the Apple support website: [support.apple.com/en-us/HT211929](support.apple.com/en-us/HT211929) and [support.apple.com/en-us/HT211931](support.apple.com/en-us/HT211931).

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