BELL-CVE-2025-40174

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SUSE CVE-2025-40174

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix SMP ordering in switchmmirqsoff Stephen noted that it is possible to not have an smpmb between the loadedmm store and the tlbgen load in switchmm, meaning the ordering against flushtlbmmrange goes out the window, and ...

CVE-2025-40174

Summary of CVE-2025-40174 : In the Linux kernel, the fix is in x86/mm: Fix SMP ordering in switch_mm_irqs_off(). The issue arose because an smp_mb() between the loaded_mm store and the tlb_gen load in switch_mm() could be missing, allowing the ordering against flush_tlb_mm_range() to be violated ...