CVE-2025-38524 rxrpc: Fix recv-recv race of completed call

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recv-recv race of completed call If a call receives an event such as incoming data, the call gets placed on the socket's queue and a thread in recvmsg can be awakened to go and process it. Once the thread has picked up...

CVE-2025-38524

The CVE-2025-38524 issue concerns a race in Linux kernel RXRPC: when a call on a socket receives events, the call may be dequeued by two threads, potentially causing a release/decoupling that leaves a stale RXRPC_USER_CALL_ID. The fix dequeues the call and ignores it if it is already released, pr...