CVE-2018-4448: Medium severity tvos vulnerability

Published Dec 5, 2018
·
Updated

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

Other sources

A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra, iOS 12.1.1, watchOS 5.1.2, macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra, tvOS 12.1.1. A local user may be able to read kernel memory.

Credit

An independent security researcher has reported this vulnerability to Beyond Security’s SecuriTeam Secure Disclosure program, Brandon Azad

Affected Software

12 affected componentsFixes available
Apple tvOS<12.1.1
12.1.1
Apple macOS Mojave<10.14.2
10.14.2
Apple High Sierra
Apple Sierra
Apple macOS Mojave<10.14.4
10.14.4
Apple WatchOS<5.1.2
5.1.2
Apple iOS<12.1.1
12.1.1
Apple iPhone OS<12.1.1
Apple iOS and macOS>=10.12.6<10.14.4
Apple tvOS<12.1.1
Apple WatchOS<5.1.2
Apple iOS and macOS>=10.13.6<10.14.2

Event History

Oct 27, 2020
CVE Published
via MITRE·07:21 PM
Data Sourced
via MITRE·07:21 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-4448?

CVE-2018-4448 is a vulnerability related to a memory initialization issue in the Kernel that has been addressed with improved memory handling.

2

What is the severity of CVE-2018-4448?

CVE-2018-4448 has a severity level of medium with a CVSS score of 5.5.

3

Which software versions are affected by CVE-2018-4448?

The vulnerability affects macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra, iOS 12.1.1, watchOS 5.1.2, macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-0...

4

How can I fix CVE-2018-4448?

To fix CVE-2018-4448, you should update your software to the fixed versions: macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra, iOS 12.1.1, watchOS 5.1.2, macOS Mojave 10.14.2, Security Update 2018...

5

Where can I find more information about CVE-2018-4448?

You can find more information about CVE-2018-4448 at the following references: [link1], [link2], [link3].

Contact

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