UBUNTU-CVE-2025-38554

In the Linux kernel, the following vulnerability has been resolved: mm: fix a UAF when vma-mm is freed after vma-vmrefcnt got dropped By inducing delays in the right places, Jann Horn created a reproducer for a hard to hit UAF issue that became possible after VMAs were allowed to be recycled by...

CVE-2025-38554 mm: fix a UAF when vma->mm is freed after vma->vm_refcnt got dropped

In the Linux kernel, the following vulnerability has been resolved: mm: fix a UAF when vma-mm is freed after vma-vmrefcnt got dropped By inducing delays in the right places, Jann Horn created a reproducer for a hard to hit UAF issue that became possible after VMAs were allowed to be recycled by...

PT-2025-33753 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a use-after-free UAF issue within the memory management subsystem. This flaw occurs when a virtual memory area's VMA mm pointer is freed after the VMA's...