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Alerts This Week
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Ubuntu 24.10, 24.04 LTS: 7411-1 critical: OpenVPN DoS issue

ubuntu
Calendar Grey April 3, 2025
Dist Ubuntu Esm H88
A significant vulnerability in OpenVPN on Ubuntu has been identified, causing unexpected system crashes in certain network scenarios. Immediate action is recommended!
OpenVPN could be made to crash if it received specially crafted network traffic.

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.

Topics%20covered

Topics Covered

security advisory denial of service software update Ubuntu network traffic OpenVPN

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

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7411-1

Topics%20covered

Topics Covered

security advisory denial of service software update Ubuntu network traffic OpenVPN

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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