Debian Security Advisory DSA 3088-1 (qemu-kvm - security update)

Paolo Bonzini of Red Hat discovered that the blit region checks were insufficient in the Cirrus VGA emulator in qemu-kvm, a full virtualization solution on x86 hardware. A privileged guest user could use this flaw to write into qemu address space on the host, potentially escalating their privileg...

Debian: Security Advisory (DSA-3088-1)

The remote host is missing an update for the Debian 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...

Low: Red Hat Security Advisory: qemu-kvm-rhev security update

Updated qemu-kvm-rhev packages that fix one security issue are now available for Red Hat Enterprise Linux OpenStack Platform 5.0 for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Low security impact. A Common Vulnerability Scoring System CVSS base score, whi...

Linux kernel multiple security vulnerabilities

Multiple KVM vulnerabilities, CIFS client DoS, remote DoS vulnerabilities, tracesyscalls privilege escalation and protection bypass...

Mandriva Linux Security Advisory : kernel (MDVSA-2014:230)

Multiple vulnerabilities has been found and corrected in the Linux kernel : The WRMSR processing functionality in the KVM subsystem in the Linux kernel through 3.17.2 does not properly handle the writing of a non-canonical address to a model-specific register, which allows guest OS users to cause...

OracleVM 3.1 : kernel-uek (OVMSA-2012-0042)

The remote OracleVM system is missing necessary patches to address critical security updates : - Fix bug number for commit 'cciss: Update HPSABOUNDARY' Joe Jin Orabug: 14681166 - cciss: Update HPSABOUNDARY. Joe Jin Orabug: 14319765 - KVM: introduce kvmforeachmemslot macro Maxim Uvarov Bugdb: 1396...

USN-2421-1: Linux kernel vulnerabilities

A flaw was discovered in how the Linux kernel's KVM Kernel Virtual Machine subsystem handles the CR4 control register at VM entry on Intel processors. A local host OS user can exploit this to cause a denial of service kill arbitrary processes, or system disruption by leveraging /dev/kvm access...

USN-2420-1 linux vulnerabilities

A flaw was discovered in how the Linux kernel's KVM Kernel Virtual Machine subsystem handles the CR4 control register at VM entry on Intel processors. A local host OS user can exploit this to cause a denial of service kill arbitrary processes, or system disruption by leveraging /dev/kvm access...

USN-2419-1: Linux kernel (Trusty HWE) vulnerabilities

A flaw was discovered in how the Linux kernel's KVM Kernel Virtual Machine subsystem handles the CR4 control register at VM entry on Intel processors. A local host OS user can exploit this to cause a denial of service kill arbitrary processes, or system disruption by leveraging /dev/kvm access...

USN-2418-1: Linux kernel (OMAP4) vulnerabilities

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

USN-2417-1: Linux kernel vulnerabilities

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

Ubuntu 14.04 LTS : Linux kernel vulnerabilities (USN-2420-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2420-1 advisory. A flaw was discovered in how the Linux kernel's KVM Kernel Virtual Machine subsystem handles the CR4 control register at VM entry on Intel processors. A...

Ubuntu 12.04 LTS : linux vulnerabilities (USN-2417-1)

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

Ubuntu 14.10 : linux vulnerabilities (USN-2421-1)

A flaw was discovered in how the Linux kernel's KVM Kernel Virtual Machine subsystem handles the CR4 control register at VM entry on Intel processors. A local host OS user can exploit this to cause a denial of service kill arbitrary processes, or system disruption by leveraging /dev/kvm access...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-2419-1)

A flaw was discovered in how the Linux kernel's KVM Kernel Virtual Machine subsystem handles the CR4 control register at VM entry on Intel processors. A local host OS user can exploit this to cause a denial of service kill arbitrary processes, or system disruption by leveraging /dev/kvm access...

Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream -longterm 3.10.60 and fixes the following security issues: The WRMSR processing functionality in the KVM subsystem in the Linux kernel through 3.17.2 does not properly handle the writing of a non- canonical address to a model-specific register, which allows...

MGASA-2014-0474 Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream -longterm 3.14.24 and fixes the following security issues: The WRMSR processing functionality in the KVM subsystem in the Linux kernel through 3.17.2 does not properly handle the writing of a non- canonical address to a model-specific register, which allows...

MGASA-2014-0475 Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream -longterm 3.10.60 and fixes the following security issues: The WRMSR processing functionality in the KVM subsystem in the Linux kernel through 3.17.2 does not properly handle the writing of a non- canonical address to a model-specific register, which allows...

Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream -longterm 3.14.24 and fixes the following security issues: The WRMSR processing functionality in the KVM subsystem in the Linux kernel through 3.17.2 does not properly handle the writing of a non- canonical address to a model-specific register, which allows...

RHEL 6 : rhev-hypervisor6 (RHSA-2011:1850)

An updated rhev-hypervisor6 package that fixes one security issue and two bugs is now available. The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availabl...