CVE-2026-80582

A flaw was found in the Linux kernel's drm/shmemhelper component. This vulnerability arises from insufficient boundary checks when handling large memory pages. An attacker could potentially trigger an attempt to map memory outside its designated area. This improper memory handling could lead to a...

CVE-2026-80582

In the Linux kernel, the following vulnerability has been resolved: drm/shmemhelper: Check VMA boundaries for PMD mappings In the -hugefault handler do not install a PMD huge page mapping if the huge page exceeds the boundaries of the VMA. All other -hugefault handlers have similar checks and the...

UBUNTU-CVE-2026-80582

In the Linux kernel, the following vulnerability has been resolved: drm/shmemhelper: Check VMA boundaries for PMD mappings In the -hugefault handler do not install a PMD huge page mapping if the huge page exceeds the boundaries of the VMA. All other -hugefault handlers have similar checks and the...

CVE-2026-80582

In the Linux kernel, the following vulnerability has been resolved: drm/shmemhelper: Check VMA boundaries for PMD mappings In the -hugefault handler do not install a PMD huge page mapping if the huge page exceeds the boundaries of the VMA. All other -hugefault handlers have similar checks and the...

CVE-2026-80582

CVE-2026-80582 affects the Linux kernel 's drm/shmem_helper component. The root cause is that the ->huge_fault handler fails to verify whether a PMD (Page Middle Directory) huge page mapping exceeds the boundaries of the VMA (Virtual Memory Area) before installing it. If the mapping does excee...

CVE-2026-80582 drm/shmem_helper: Check VMA boundaries for PMD mappings

In the Linux kernel, the following vulnerability has been resolved: drm/shmemhelper: Check VMA boundaries for PMD mappings In the -hugefault handler do not install a PMD huge page mapping if the huge page exceeds the boundaries of the VMA. All other -hugefault handlers have similar checks and the...

Linux Distros Unpatched Vulnerability : CVE-2026-80582

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/shmemhelper: Check VMA boundaries for PMD mappings In the -hugefault handler do not install a PMD huge page mapping if the huge page exceeds the boundaries ...