VMX: intercept issue with INVLPG on non-canonical address

ISSUE DESCRIPTION While INVLPG does not cause a General Protection Fault when used on a non-canonical address, INVVPID in its "individual address" variant, which is used to back the intercepted INVLPG in certain cases, fails in such cases. Failure of INVVPID results in a hypervisor bug check...

xen-kernel -- VMX: intercept issue with INVLPG on non-canonical address

The Xen Project reports: While INVLPG does not cause a General Protection Fault when used on a non-canonical address, INVVPID in its "individual address" variant, which is used to back the intercepted INVLPG in certain cases, fails in such cases. Failure of INVVPID results in a hypervisor bug...

kernel: kvm: vmx: invvpid vm exit not handled

It was found that the Linux kernel's KVM subsystem did not handle the VM exits gracefully for the invvpid Invalidate Translations Based on VPID instructions. On hosts with an Intel processor and invppid VM exit support, an unprivileged guest user could use these instructions to crash the guest...

Updated kernel-rt packages fix security vulnerabilities

This kernel-rt update provides as upgrade to upstream 3.14 longterm branch, currently based on 3.14.32 and fixes the following security issues: The microcode on AMD 16h 00h through 0Fh processors does not properly handle the interaction between locked instructions and write-combined memory types,...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2014-3096)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2014-3096 advisory. - net: sctp: fix panic on duplicate ASCONF chunks Daniel Borkmann Orabug: 19953088 CVE-2014-3687 - net: sctp: fix skboverpanic when receiving...

kernel: kvm: vmx: invvpid vm exit not handled

It was found that the Linux kernel's KVM subsystem did not handle the VM exits gracefully for the invvpid Invalidate Translations Based on VPID instructions. On hosts with an Intel processor and invppid VM exit support, an unprivileged guest user could use these instructions to crash the guest...

CVE-2014-3646

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application...

DEBIAN-CVE-2014-3646

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application...

Design/Logic Flaw

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application...

CVE-2014-3646

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application...

CVE-2014-3646

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application...

RedHat Update for kernel RHSA-2014:1724-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2014 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

PT-2014-5435 · Linux +5 · Linux Kernel +5

Name of the Vulnerable Software and Affected Versions: Linux kernel versions through 3.17.2 Description: The issue is related to the KVM subsystem in the Linux kernel, specifically in the arch/x86/kvm/vmx.c file. It does not have an exit handler for the INVVPID instruction, which allows guest OS...

UBUNTU-CVE-2014-3646

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application. A local unprivileged guest user could use this flaw to crash the...