========================================================================== Ubuntu Security Notice USN-7805-1 October 06, 2025
haproxy vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.04 - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS Summary: HAProxy could be made to crash if it received specially crafted network traffic. Software Description: - haproxy: fast and reliable load balancing reverse proxy Details: Oula Kivalo discovered that HAProxy incorrectly handled parsing certain json numbers. A remote attacker could possibly use this issue to cause HAProxy 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 25.04 haproxy 3.0.8-1ubuntu1.2 Ubuntu 24.04 LTS haproxy 2.8.5-1ubuntu3.4 Ubuntu 22.04 LTS haproxy 2.4.24-0ubuntu0.22.04.3 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7805-1 CVE-2025-11230 Package Information: https://launchpad.net/ubuntu/+source/haproxy/3.0.8-1ubuntu1.2 https://launchpad.net/ubuntu/+source/haproxy/2.8.5-1ubuntu3.4 https://launchpad.net/ubuntu/+source/haproxy/2.4.24-0ubuntu0.22.04.3
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