In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix race in _destroy_pages_crste() Use READ_ONCE() in _destroy_pages_crste() to read the crste, avoid dereferencing the pointer multiple times.
https://git.kernel.org/stable/c/90bd832b2bc367991d424d847003ce345b454ffc
https://git.kernel.org/stable/c/4ca00a9154f998116fba9a32cce5bd938d228065