high
7.8
CWE
787 20
Advisory Published
CVE Published
Updated

CVE-2020-27919: Input Validation

First published: Thu Nov 12 2020(Updated: )

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. Processing a maliciously crafted image may lead to arbitrary code execution.

Credit: product-security@apple.com Hou JingYi @hjy79425575 Qihoo 360 CERTXingwei Lin Ant Security LightHou JingYi @hjy79425575 Qihoo 360 CERTXingwei Lin

Affected SoftwareAffected VersionHow to fix
Apple Mac OS X<11.0.1
Apple Mac OS X<11.1.0
Apple macOS<11.0.1
11.0.1
Apple macOS<11.1
11.1
Apple Catalina
Apple Mojave

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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-2020-27919?

    CVE-2020-27919 is a vulnerability in Image Processing that allows an out-of-bounds write.

  • What software is affected by CVE-2020-27919?

    macOS Big Sur versions up to exclusive 11.1, macOS Catalina, and macOS Mojave are affected by CVE-2020-27919.

  • How can I fix CVE-2020-27919?

    To fix CVE-2020-27919, update your macOS Big Sur to version 11.1 or later.

  • Where can I find more information about CVE-2020-27919?

    You can find more information about CVE-2020-27919 on the official Apple support page: https://support.apple.com/en-us/HT212011

  • What is the Common Weakness Enumeration (CWE) ID for CVE-2020-27919?

    The CWE ID for CVE-2020-27919 is CWE-20.

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