kernel: mptcp: pm: only decrement add_addr_accepted for MPJ req

A flaw was found in the Linux kernel's Multipath TCP MPTCP path manager. A remote attacker could potentially exploit an issue where the addaddraccepted counter is incorrectly decremented during subflow removal. This can lead to an inconsistent state within the MPTCP connection, potentially...

SUSE CVE-2024-45009

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: only decrement addaddraccepted for MPJ req Adding the following warning ... WARNONONCEmsk-pm.addaddraccepted == 0 ... before decrementing the addaddraccepted counter helped to find a bug when running the "remove single...