[USN-7537-2] net-tools regression

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Ubuntu Security Notice USN-7537-2
May 28, 2025

net-tools regression
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.04
- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

USN-7537-1 caused a regression in net-tools.

Software Description:
- net-tools: NET-3 networking toolkit

Details:

USN-7537-1 fixed a vulnerability in net-tools that caused a regression.
This update fixes the problem.

Original advisory details:

It was discovered that net-tools incorrectly handled certain inputs.
An attacker could possible use this issue to cause a crash or execute
arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.04
net-tools 2.10-1.1ubuntu1.25.04.4

Ubuntu 24.10
net-tools 2.10-1.1ubuntu1.24.10.4

Ubuntu 24.04 LTS
net-tools 2.10-0.1ubuntu4.4

Ubuntu 22.04 LTS
net-tools 1.60+git20181103.0eebece-1ubuntu5.4

Ubuntu 20.04 LTS
net-tools 1.60+git20180626.aebd88e-1ubuntu1.3

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-7537-2
https://ubuntu.com/security/notices/USN-7537-1
https://launchpad.net/bugs/2111912

Package Information:
https://launchpad.net/ubuntu/+source/net-tools/2.10-1.1ubuntu1.25.04.4
https://launchpad.net/ubuntu/+source/net-tools/2.10-1.1ubuntu1.24.10.4
https://launchpad.net/ubuntu/+source/net-tools/2.10-0.1ubuntu4.4
https://launchpad.net/ubuntu/+source/net-tools/1.60+git20181103.0eebece-1ubuntu5.4
https://launchpad.net/ubuntu/+source/net-tools/1.60+git20180626.aebd88e-1ubuntu1.3