USN-6710-1: Firefox vulnerabilities

Published Mar 25, 2024
·
Updated

Manfred Paul discovered that Firefox did not properly perform bounds checking during range analysis, leading to an out-of-bounds write vulnerability. A attacker could use this to cause a denial of service, or execute arbitrary code. (CVE-2024-29943) Manfred Paul discovered that Firefox incorrectly handled MessageManager listeners under certain circumstances. An attacker who was able to inject an event handler into a privileged object may have been able to execute arbitrary code. (CVE-2024-29944)

Affected Software

2 affected componentsFixes available
All of the following
ubuntu/firefox<124.0.1+build1-0ubuntu0.20.04.1
124.0.1+build1-0ubuntu0.20.04.1
Ubuntu Ubuntu=20.04

Event History

Mar 25, 2024
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of USN-6710-1?

The severity of USN-6710-1 is critical due to the out-of-bounds write vulnerability that can lead to arbitrary code execution.

2

How do I fix USN-6710-1?

To fix USN-6710-1, you should update Firefox to version 124.0.1+build1-0ubuntu0.20.04.1 or later.

3

What vulnerabilities are addressed in USN-6710-1?

USN-6710-1 addresses a critical out-of-bounds write vulnerability identified as CVE-2024-29943.

4

Can USN-6710-1 cause a denial of service?

Yes, USN-6710-1 can lead to a denial of service if exploited through the out-of-bounds write vulnerability.

5

Who discovered the vulnerability in USN-6710-1?

The vulnerability in USN-6710-1 was discovered by Manfred Paul.

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