CVE-2026-64130

A flaw was found in the Linux kernel's memory management subsystem. When the initonfree feature is enabled, the system may fail to properly initialize memory tags for 'huge zero folios' large blocks of memory filled with zeros before they are mapped to user space. This oversight can lead to the...

CVE-2025-68292 mm/memfd: fix information leak in hugetlb folios

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...