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Sicherheit: Denial of Service in OpenVPN
Aktuelle Meldungen Distributionen
Name: Denial of Service in OpenVPN
ID: USN-7411-1
Distribution: Ubuntu
Plattformen: Ubuntu 24.04 LTS, Ubuntu 24.10
Datum: Fr, 4. April 2025, 07:12
Referenzen: https://www.cve.org/CVERecord?id=CVE-2025-2704
Applikationen: OpenVPN

Originalnachricht

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From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: "ubuntu-security-announce@lists.ubuntu.com"
<ubuntu-security-announce@lists.ubuntu.com>
Message-ID: <315d150a-7b75-4596-9d1c-3e23c3f07e47@canonical.com>
Subject: [USN-7411-1] OpenVPN vulnerability
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==========================================================================
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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