CVE-2025-21705 | Linux Kernel up to 6.1.128/6.6.75/6.12.12/6.13.1 mptcp net/mptcp/protocol.c information disclosure
A vulnerability was found in Linux Kernel up to 6.1.128/6.6.75/6.12.12/6.13.1. It has been rated as problematic. This issue affects some unknown processing of the file net/mptcp/protocol.c of the component mptcp. The manipulation leads to information disclosure.
The identification of this vulnerability is CVE-2025-21705. Access to the local network is required for this attack to succeed. There is no exploit available.
It is recommended to upgrade the affected component.