CVE-2025-38084 mm/hugetlb: unshare page tables during VMA split, not before

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: unshare page tables during VMA split, not before Currently, splitvma triggers hugetlb page table unsharing through vmops-maysplit. This happens before the VMA lock and rmap locks are taken - which is too early, it...

PT-2025-27290

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the version containing the fix for this issue Description: The issue is related to the Linux kernel's handling of huge page tables during VMA split. The problem arises because the split vma function triggers...