In the Linux kernel, the following vulnerability has been resolved: s390/diag: Add missing array_index_nospec() call to memtop_get_page_count() 'level' is user space controlled and used to read from an array. Add the missing array_index_nospec() call to prevent speculative execution.
https://git.kernel.org/stable/c/c6b4d454865a81ceea1422243aaaedc363b6f713
https://git.kernel.org/stable/c/b7577fe4c47a31ca7c99714c53244a44af03cdfe
https://git.kernel.org/stable/c/83fe36f81200b7a85f8efe0a68a4e58be84d5f64