CVE-2018-5160: Use After Free

Published May 9, 2018
·
Updated

Last updated 24 July 2024

Other sources

WebRTC can use a "WrappedI420Buffer" pixel buffer but the owning image object can be freed while it is still in use. This can result in the WebRTC encoder using uninitialized memory, leading to a potentially exploitable crash. This vulnerability affects Firefox < 60.

Launchpad

WebRTC can use a WrappedI420Buffer pixel buffer but the owning image object can be freed while it is still in use. This can result in the WebRTC encoder using uninitialized memory, leading to a potentially exploitable crash.

Affected Software

7 affected componentsFixes available
debian/firefox
131.0.3-1
Ubuntu=14.04
Ubuntu=16.04
Ubuntu=17.10
Ubuntu=18.04
Mozilla Firefox<60.0
Mozilla Firefox<60
60

Event History

May 9, 2018
CVE Published
12:00 AM
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:06 PM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:05 AM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-5160?

CVE-2018-5160 is a vulnerability in WebRTC that can lead to a potentially exploitable crash.

2

Which software is affected by CVE-2018-5160?

This vulnerability affects Firefox versions older than 60.

3

How severe is CVE-2018-5160?

CVE-2018-5160 has a severity rating of high.

4

How can CVE-2018-5160 be exploited?

CVE-2018-5160 can be exploited by using uninitialized memory in the WebRTC encoder.

5

How can I fix CVE-2018-5160?

To fix CVE-2018-5160, update your Firefox browser to version 60 or later.

Contact

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