CVE-2024-53122

CVE-2024-53122 affects the Linux kernel in mptcp: racing subflow creation in mptcp_rcv_space_adjust can trigger a race when handling spooled data on a subflow, potentially causing a divide-by-zero during tcp_cleanup_rbuf() on newly created subflows. The fix adds a state check to ensure the subflo...

CVE-2024-53122 mptcp: cope racing subflow creation in mptcp_rcv_space_adjust

In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcprcvspaceadjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the 3whs. A racing recvmsg spooling data...