The vulnerability of the memfd_alloc_folio() function in the mm/memfd.c module of the Linux kernel’s memory management subsystem allows a hacker to gain unauthorized access to protected information.

The vulnerability of the memfdallocfolio function in the mm/memfd.c module of the Linux kernel’s memory management subsystem is related to the use of an uninitialized resource. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

UBUNTU-CVE-2025-68292

In the Linux kernel, the following vulnerability has been resolved: mm/memfd: fix information leak in hugetlb folios When allocating hugetlb folios for memfd, three initialization steps are missing: 1. Folios are not zeroed, leading to kernel memory disclosure to userspace 2. Folios are not marke...