CVE-2026-31787

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix double free via VMA splitting privcmdvmops defines .close privcmdclose, but neither .maysplit nor .open. When userspace does a partial munmap on a privcmd mapping, the kernel splits the VMA via splitvma. Since...

EUVD-2026-26365

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix double free via VMA splitting privcmdvmops defines .close privcmdclose, but neither .maysplit nor .open. When userspace does a partial munmap on a privcmd mapping, the kernel splits the VMA via splitvma. Since...

CVE-2026-31787 xen/privcmd: fix double free via VMA splitting

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix double free via VMA splitting privcmdvmops defines .close privcmdclose, but neither .maysplit nor .open. When userspace does a partial munmap on a privcmd mapping, the kernel splits the VMA via splitvma. Since...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010890)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010890 advisory. In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: Accommodate VMA splitting Prior to this commit, the gntdev driver code did not handle...

SUSE CVE-2022-50471

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: Accommodate VMA splitting Prior to this commit, the gntdev driver code did not handle the following scenario correctly with paravirtualized PV Xen domains: User process sets up a gntdev mapping composed of two grant...

UBUNTU-CVE-2022-50471

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: Accommodate VMA splitting Prior to this commit, the gntdev driver code did not handle the following scenario correctly with paravirtualized PV Xen domains: User process sets up a gntdev mapping composed of two grant...

CVE-2022-50471 xen/gntdev: Accommodate VMA splitting

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: Accommodate VMA splitting Prior to this commit, the gntdev driver code did not handle the following scenario correctly with paravirtualized PV Xen domains: User process sets up a gntdev mapping composed of two grant...

CVE-2022-50471 xen/gntdev: Accommodate VMA splitting

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: Accommodate VMA splitting Prior to this commit, the gntdev driver code did not handle the following scenario correctly with paravirtualized PV Xen domains: User process sets up a gntdev mapping composed of two grant...

PT-2025-40658

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The gntdev driver in the Linux kernel did not correctly handle scenarios involving paravirtualized PV Xen domains and Virtual Memory Area VMA splitting. Specifically, the issue occurred...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a failure to prevent VMA splitting, which could lead to a reference count leak...

GSD-2022-1007317 xen/gntdev: Accommodate VMA splitting

xen/gntdev: Accommodate VMA splitting This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.152 by commit...

GSD-2022-1007137 xen/gntdev: Accommodate VMA splitting

xen/gntdev: Accommodate VMA splitting This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.75 by commit 7c16d0a4e6a436b4e7c92bead3fab55aaa4c114...

GSD-2022-1006901 xen/gntdev: Accommodate VMA splitting

xen/gntdev: Accommodate VMA splitting This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.3 by commit cdafa219ace013c594e2491158ad1b51f9923dde,...

PT-2022-35156 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.0.3 Description: The issue is related to the xen/gntdev component and its handling of VMA splitting. The actual impact and attack plausibility have not yet been proven. Recommendations: For versions prior to...