In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix data-races around sysctl_fib_multipath_hash_policy. While reading sysctl_fib_multipath_hash_policy, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
https://git.kernel.org/stable/c/918ee6592ab9a2ff5316d06cfd4aaef60ccabec6
https://git.kernel.org/stable/c/7998c12a08c97cc26660532c9f90a34bd7d8da5a
https://git.kernel.org/stable/c/21fb844bc1dc1461f5038d655aa1a14f39e13049