CVE-2020-9975: Use After Free

Published Sep 16, 2020
·
Updated

Kernel. A use after free issue was addressed with improved memory management.

Other sources

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. An application may be able to execute arbitrary code with kernel privileges.

Credit

Tielei Wang(Pangu Lab), Tielei Wang(Pangu Lab), Tielei Wang(Pangu Lab), Tielei Wang(Pangu Lab), Tielei Wang(Pangu Lab)

Affected Software

29 affected componentsFixes available
Apple macOS Big Sur<11.0.1
11.0.1
Apple tvOS<14.0
14.0
Apple macOS Big Sur<11.1
11.1
Apple Catalina
Apple Mojave
Apple WatchOS<7.0
7.0
Apple iOS<14.0
14.0
Apple iPadOS<14.0
14.0
Apple iPadOS<14.0
Apple iPhone OS<14.0
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_2019-004
Apple iOS and macOS=10.14.6-security_update_2019-005
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_2020-002
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<11.0.1
Apple tvOS<14.0
Apple WatchOS<7.0

Event History

Apr 2, 2021
CVE Published
via MITRE·05:27 PM
Data Sourced
via MITRE·05:27 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 CVE-2020-9975?

CVE-2020-9975 is a vulnerability in the Kernel that allows for a use after free issue, which has been addressed with improved memory management.

2

Which software is affected by CVE-2020-9975?

CVE-2020-9975 affects Apple tvOS 14.0, Apple iOS 14.0, Apple iPadOS 14.0, Apple watchOS 7.0, Apple macOS Big Sur up to version 11.0.1, Apple macOS Big Sur up to version 11.1, Apple Catalina, and Apple Mojave.

3

How can I fix CVE-2020-9975?

To fix CVE-2020-9975, update your affected software to the latest version provided by Apple.

4

What is the severity of CVE-2020-9975?

The severity of CVE-2020-9975 is not specified.

5

Where can I find more information about CVE-2020-9975?

You can find more information about CVE-2020-9975 on the Apple support page at [https://support.apple.com/en-us/HT211843](https://support.apple.com/en-us/HT211843), [https://support.apple.com/en-us/HT211844](https://support.apple.com/en-us/HT211844), and [https://support.apple.com/en-us/HT211850](https://support.apple.com/en-us/HT211850).

Company

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