USN-6719-1: util-linux vulnerability

Published Mar 27, 2024
·
Updated

Skyler Ferrante discovered that the util-linux wall command did not filter escape sequences from command line arguments. A local attacker could possibly use this issue to obtain sensitive information.

Affected Software

6 affected componentsFixes available
All of the following
ubuntu/util-linux<2.39.1-4ubuntu2.1
2.39.1-4ubuntu2.1
Ubuntu Ubuntu=23.10
All of the following
ubuntu/util-linux<2.37.2-4ubuntu3.3
2.37.2-4ubuntu3.3
Ubuntu Ubuntu=22.04
All of the following
ubuntu/util-linux<2.34-0.1ubuntu9.5
2.34-0.1ubuntu9.5
Ubuntu Ubuntu=20.04

Event History

Mar 27, 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-6719-1?

The severity of USN-6719-1 is not explicitly stated but involves a potential local vulnerability leading to the exposure of sensitive information.

2

How do I fix USN-6719-1?

To fix USN-6719-1, upgrade the util-linux package to version 2.39.1-4ubuntu2.1 or the corresponding versions for Ubuntu 22.04 and 20.04.

3

Which versions of Ubuntu are affected by USN-6719-1?

Ubuntu 23.10, 22.04, and 20.04 are affected by USN-6719-1 due to the vulnerability in the util-linux wall command.

4

What type of attack is associated with USN-6719-1?

USN-6719-1 is associated with local attacks that could leverage the wall command's failure to filter escape sequences.

5

Who discovered the vulnerability related to USN-6719-1?

Skyler Ferrante discovered the vulnerability related to USN-6719-1.

Contact

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