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Ubuntu 25.04: 7537-2 critical: net-tools regression issue fixed

ubuntu
Calendar Grey May 29, 2025
Dist Ubuntu Esm H88
A flaw in the networking utilities from net-tools linked to earlier updates has been addressed in Ubuntu versions with essential patches.
USN-7537-1 caused a regression in net-tools.

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://bugs.launchpad.net/ubuntu/+source/net-tools/+bug/2111912

Severity
critical
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Critical

Ubuntu Security Notice USN-7537-2

Package Information

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