CVE-2026-53020 um: Fix potential race condition in TLB sync

In the Linux kernel, the following vulnerability has been resolved: um: Fix potential race condition in TLB sync During the TLB sync, we need to traverse and modify the page table, so we should hold the page table lock. Since full SMP support for threads within the same process is still missing,...

PT-2026-51914

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists during Translation Lookaside Buffer TLB synchronization, which is a process used to maintain consistency between the CPU cache and the main memory page tables. Th...

kernel: mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugepmdunshare vs GUP-fast race hugepmdunshare drops a reference on a page table that may have previously been shared across processes, potentially turning it into a normal page table used in another process in...

UBUNTU-CVE-2025-38085

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugepmdunshare vs GUP-fast race hugepmdunshare drops a reference on a page table that may have previously been shared across processes, potentially turning it into a normal page table used in another process in...