CVE-2025-21765 | Linux Kernel up to 6.1.128/6.6.78/6.12.15/6.13.3/6.14-rc2 ip6_default_advmss information disclosure (Nessus ID 233595 / WID-SEC-2025-0453)
A vulnerability was found in Linux Kernel up to 6.1.128/6.6.78/6.12.15/6.13.3/6.14-rc2. It has been declared as problematic. This affects the function ip6_default_advmss. Executing a manipulation can lead to information disclosure.
This vulnerability is tracked as CVE-2025-21765. The attack is only possible within the local network. No exploit exists.
It is recommended to upgrade the affected component.