high
7.8
CWE
787
Advisory Published
CVE Published
Updated

CVE-2021-1847

First published: Mon Apr 26 2021(Updated: )

A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution.

Credit: Xuwei Liu Purdue UniversityXuwei Liu Purdue University product-security@apple.com Xuwei Liu Purdue University

Affected SoftwareAffected VersionHow to fix
Apple macOS Big Sur<11.3
11.3
Apple Mojave
Apple Catalina
Apple Mac OS X=10.14
Apple Mac OS X=10.14.0
Apple Mac OS X=10.14.1
Apple Mac OS X=10.14.2
Apple Mac OS X=10.14.3
Apple Mac OS X=10.14.4
Apple Mac OS X=10.14.4-beta4
Apple Mac OS X=10.14.5
Apple Mac OS X=10.14.6
Apple Mac OS X=10.14.6
Apple Mac OS X=10.14.6-security_update_2019-001
Apple Mac OS X=10.14.6-security_update_2019-002
Apple Mac OS X=10.14.6-security_update_2019-004
Apple Mac OS X=10.14.6-security_update_2019-005
Apple Mac OS X=10.14.6-security_update_2019-006
Apple Mac OS X=10.14.6-security_update_2019-007
Apple Mac OS X=10.14.6-security_update_2020-001
Apple Mac OS X=10.14.6-security_update_2020-002
Apple Mac OS X=10.14.6-security_update_2020-003
Apple Mac OS X=10.14.6-security_update_2020-004
Apple Mac OS X=10.14.6-security_update_2020-005
Apple Mac OS X=10.14.6-security_update_2020-006
Apple Mac OS X=10.14.6-security_update_2020-007
Apple Mac OS X=10.14.6-security_update_2021-001
Apple Mac OS X=10.14.6-security_update_2021-002
Apple Mac OS X=10.15
Apple Mac OS X=10.15.1
Apple Mac OS X=10.15.2
Apple Mac OS X=10.15.3
Apple Mac OS X=10.15.4
Apple Mac OS X=10.15.5
Apple Mac OS X=10.15.6
Apple Mac OS X=10.15.6
Apple Mac OS X=10.15.6-supplemental_update
Apple Mac OS X=10.15.7
Apple Mac OS X=10.15.7
Apple Mac OS X=10.15.7-security_update_2020
Apple Mac OS X=10.15.7-security_update_2020-001
Apple Mac OS X=10.15.7-security_update_2020-005
Apple Mac OS X=10.15.7-security_update_2020-007
Apple Mac OS X=10.15.7-security_update_2021-001
Apple macOS>=11.0<11.3

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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-2021-1847?

    CVE-2021-1847 is a memory corruption issue in the CoreGraphics component of Apple operating systems.

  • What is the severity of CVE-2021-1847?

    The severity of CVE-2021-1847 is not specified in the provided information.

  • Which software versions are affected by CVE-2021-1847?

    CVE-2021-1847 affects Apple Catalina, Apple Mojave, and Apple macOS Big Sur (up to version 11.3).

  • How can I fix CVE-2021-1847?

    To fix CVE-2021-1847, update your Apple operating system to the latest version available.

  • Where can I find more information about CVE-2021-1847?

    More information about CVE-2021-1847 can be found on the Apple support website at the provided references: [https://support.apple.com/en-us/HT212326](https://support.apple.com/en-us/HT212326), [https://support.apple.com/en-us/HT212327](https://support.apple.com/en-us/HT212327), [https://support.apple.com/en-us/HT212325](https://support.apple.com/en-us/HT212325)

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