CVE-2020-3914: Medium severity Apple macOS Catalina vulnerability

Published Mar 24, 2020
·
Updated

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 13.4 and iPadOS 13.4, macOS Catalina 10.15.4, tvOS 13.4, watchOS 6.2. An application may be able to read restricted memory.

Other sources

Kernel. A memory initialization issue was addressed with improved memory handling.

Credit

pattern-f@@pattern_F_(WaCai)

Affected Software

12 affected componentsFixes available
Apple macOS Catalina<10.15.4
10.15.4
Apple Mojave
Apple High Sierra
Apple This document describes the security content of tvOS<13.4
13.4
Apple WatchOS<6.2
6.2
Apple iOS<13.4
13.4
Apple iPadOS<13.4
13.4
Apple iPadOS<13.4
Apple iPhone OS<13.4
Apple iOS and macOS<10.15.4
Apple tvOS<13.4
Apple WatchOS<6.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade macOS Catalina to a version that resolves this vulnerability.

    Fixed in 10.15.4
  2. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 13.4
  3. Upgrade

    Upgrade Apple iOS, iPadOS, and watchOS to a version that resolves this vulnerability.

    Fixed in 6.2
  4. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 13.4
  5. Upgrade

    Upgrade Apple iOS, iPadOS, and macOS to a version that resolves this vulnerability.

    Fixed in 13.4
  6. Upgrade

    Upgrade Apple platforms (Kernel) to a version that resolves this vulnerability.

    Fixed in iOS 13.4
  7. Upgrade

    Upgrade Apple platforms (Kernel) to a version that resolves this vulnerability.

    Fixed in iPadOS 13.4
  8. Upgrade

    Upgrade Apple platforms (Kernel) to a version that resolves this vulnerability.

    Fixed in macOS Catalina 10.15.4
  9. Upgrade

    Upgrade Apple platforms (Kernel) to a version that resolves this vulnerability.

    Fixed in tvOS 13.4
  10. Upgrade

    Upgrade Apple platforms (Kernel) to a version that resolves this vulnerability.

    Fixed in watchOS 6.2

Event History

Apr 1, 2020
CVE Published
via MITRE·05:54 PM
Data Sourced
via MITRE·05:54 PM
DescriptionWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2020-3914.

2

What is the title of the vulnerability?

The title of the vulnerability is 'Kernel. A memory initialization issue was addressed with improved memory handling.'

3

What is the affected software for this vulnerability?

The affected software for this vulnerability includes macOS Catalina 10.15.4, Apple Mojave, Apple High Sierra, Apple iOS 13.4, Apple iPadOS 13.4, Apple This document describes the security content of tvOS 13.4, and Apple watchOS 6.2.

4

How was this vulnerability addressed?

This vulnerability was addressed with improved memory handling.

5

Where can I find more information about this vulnerability?

You can find more information about this vulnerability on the Apple support page: [link](https://support.apple.com/en-us/HT211103).

Contact

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