CVE-2026-98650

The Linux kernel contains a vulnerability in the KVM: s390 component due to potential races in dat skey functions . Specifically, a race window exists between dat_entry_walk() and large_crste_to_phys() where a large page could be split concurrently. This can cause large_crste_to_phys() to be call...

CVE-2026-98650 KVM: s390: Fix potential races in dat skey functions

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix potential races in dat skey functions When datcondsetstoragekey finds a large page, it will conditionally set the storage key in absolute memory using largecrstetophys to get the absolute address. There is a race...