CVE-2020-27947: Input Validation

Published Dec 14, 2020
·
Updated

A memory corruption issue 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. An application may be able to execute arbitrary code with kernel privileges.

Other sources

Graphics Drivers. A memory corruption issue was addressed with improved input validation.

Credit

ABC Research s.r.o.(Trend Micro Zero Day Initiative), Liu Long(Ant Security Light)

Affected Software

21 affected componentsFixes available
Apple macOS Big Sur<11.1
11.1
Apple Catalina
Apple Mojave
Apple iOS and macOS>=10.14<10.14.6
Apple iOS and macOS>=10.15<10.15.7
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2019-006
Apple iOS and macOS=10.14.6-security_update_2019-007
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS>=11.0<11.1.0

Event History

Apr 2, 2021
CVE Published
via MITRE·05:37 PM
Data Sourced
via MITRE·05:37 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2020-27947.

2

What is the affected software?

The affected software includes macOS Big Sur up to version 11.1, Apple Catalina, and Apple Mojave.

3

What type of vulnerability is this?

This is a memory corruption issue.

4

What has been done to address this vulnerability?

This vulnerability has been addressed with improved input validation.

5

Where can I find more information about this vulnerability?

More information about this vulnerability can be found at the following reference: [Apple Support](https://support.apple.com/en-us/HT212011)

Company

Resources

Contact

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