[USN-7411-1] OpenVPN vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-7411-1
April 03, 2025

openvpn vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 24.10
- Ubuntu 24.04 LTS

Summary:

OpenVPN could be made to crash if it received specially crafted network
traffic.

Software Description:
- openvpn: virtual private network software

Details:

It was discovered that OpenVPN incorrectly handled certain malformed
packets. A remote attacker could possibly use this issue to cause OpenVPN
to crash, resulting in a denial of service.

Update instructions:

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

Ubuntu 24.10
   openvpn                         2.6.12-1ubuntu1.2

Ubuntu 24.04 LTS
   openvpn                         2.6.12-0ubuntu0.24.04.3

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-7411-1
   CVE-2025-2704

Package Information:
   https://launchpad.net/ubuntu/+source/openvpn/2.6.12-1ubuntu1.2
   https://launchpad.net/ubuntu/+source/openvpn/2.6.12-0ubuntu0.24.04.3

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