critical
9.3
CWE
416
Advisory Published
CVE Published
Updated

CVE-2020-9981: Use After Free

First published: Wed Sep 16 2020(Updated: )

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave. Processing a maliciously crafted file may lead to arbitrary code execution.

Credit: found by OSS-Fuzz found by OSS-Fuzz found by OSS-Fuzz found by OSS-Fuzz found by OSS-Fuzz found by OSS-Fuzz product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iTunes for Windows<12.10.9
12.10.9
Apple iCloud for Windows<11.5
11.5
Apple macOS Catalina<10.15.7
10.15.7
Apple High Sierra
Apple Mojave
Apple watchOS<7.0
7.0
Apple tvOS<14.0
14.0
Apple iOS<14.0
14.0
Apple iPadOS<14.0
14.0
Apple Icloud Windows<11.5
Apple Itunes Windows<12.10.9
Apple iPadOS<14.0
Apple iPhone OS<14.0
Apple Mac OS X<10.15.7
Apple tvOS<14.0
Apple watchOS<7.0

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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 for this issue?

    The vulnerability ID for this issue is CVE-2020-9981.

  • What is the title of this vulnerability?

    The title of this vulnerability is 'libxml2. A use after free issue was addressed with improved memory management.'

  • What software versions are affected by this vulnerability?

    The following software versions are affected by this vulnerability: Apple tvOS up to version 14.0, Apple iOS up to version 14.0, Apple iPadOS up to version 14.0, Apple watchOS up to version 7.0, Apple macOS Catalina up to version 10.15.7, Apple High Sierra, Apple Mojave, Apple iTunes for Windows up to version 12.10.9, Apple iCloud for Windows up to version 11.5.

  • What is the severity of this vulnerability?

    The severity level of this vulnerability is not specified.

  • How can I fix this vulnerability?

    To fix this vulnerability, it is recommended to update the affected software versions to the latest available versions provided by Apple.

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