========================================================================== Ubuntu Security Notice USN-8036-1 February 12, 2026
haproxy vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.10 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: Asim Viladi Oglu Manizada discovered that HAProxy incorrectly handled certain INITIAL packets. 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 25.10 haproxy 3.0.12-0ubuntu0.25.10.3 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-8036-1 CVE-2026-26081 Package Information: https://launchpad.net/ubuntu/+source/haproxy/3.0.12-0ubuntu0.25.10.3
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