Host crash due to guest VMX instruction execution

ISSUE DESCRIPTION Permission checks on the emulation paths intended for guests using nested virtualization for VMLAUNCH and VMRESUME were deferred too much. The hypervisor would try to use internal state which is not set up unless nested virtualization is actually enabled for a guest. IMPACT A...

CVE-2013-2212

The vmxsetucmode function in Xen 3.3 through 4.3, when disabling caches, allows local HVM guests with access to memory mapped I/O regions to cause a denial of service CPU consumption and possibly hypervisor or guest kernel panic via a crafted GFN range...

kernel security and bug fix update

2.6.32-279.5.1.el6 - net 8021q/vlan: filter device events on bonds Neil Horman 842429 841983 2.6.32-279.4.1.el6 - fs proc: stats: Use archidletime for idle and iowait times if available Steve Best 841579 841149 - drm i915: fix integer overflow in i915gemexecbuffer2 Jacob Tanenbaum 824553 824555...

libvirt security, bug fix, and enhancement update

libvirt-0.9.10-21.0.1.el6 - Replace docs/et.png in tarball with blank image libvirt-0.9.10-21.el6 - qemu: Rollback on used USB devices rhbz743671 - qemu: Dont delete USB device on failed qemuPrepareHostdevUSBDevices rhbz743671 - Revert 'rpc: Discard non-blocking calls only when necessary'...

CVE-2012-1517

The VMX process in VMware ESXi 4.1 and ESX 4.1 does not properly handle RPC commands, which allows guest OS users to cause a denial of service memory overwrite and process crash or possibly execute arbitrary code on the host OS via vectors involving function pointers...

CVE-2012-1516

The VMX process in VMware ESXi 3.5 through 4.1 and ESX 3.5 through 4.1 does not properly handle RPC commands, which allows guest OS users to cause a denial of service memory overwrite and process crash or possibly execute arbitrary code on the host OS via vectors involving data pointers...

Design/Logic Flaw

The VMX process in VMware ESXi 4.1 and ESX 4.1 does not properly handle RPC commands, which allows guest OS users to cause a denial of service memory overwrite and process crash or possibly execute arbitrary code on the host OS via vectors involving function pointers...

CVE-2012-2449

CVE-2012-2449 describes an out-of-bounds memory write in the virtual floppy device configuration that could crash the VMX process or allow code execution on the host, given administrative guest privileges. Affected VMware products include Workstation 8.x (pre-8.0.3), Player 4.x (pre-4.0.3), Fusio...

CVE-2012-1517

CVE-2012-1517 affects VMware ESXi/ESX 4.1 where the VMX process mishandles RPC commands, allowing a guest user to cause a memory overwrite and denial of service or potentially execute code on the host via function pointer vectors. Connected sources confirm the issue is tied to RPC handling in VMX...

CVE-2012-1517

The VMX process in VMware ESXi 4.1 and ESX 4.1 does not properly handle RPC commands, which allows guest OS users to cause a denial of service memory overwrite and process crash or possibly execute arbitrary code on the host OS via vectors involving function pointers...

CVE-2012-1516

Vulnerability CVE-2012-1516 affects VMware VMX RPC handling in ESXi/ESX 3.5–4.1 (and related Workstation/Player components). A guest user could cause a denial of service or, potentially, execute code on the host via data-pointer related paths. Exploitation relies on triggering problematic RPC han...

SureBackup for a Virtual Machine with excluded disks

Challenge How to run a VM directly from a backup file if some of its disks are excluded from backup. Solution To run a VM directly from a backup file, make sure you select 'Remove excluded disks from VM configuration' option when excluding your disks from the backup: More Information If the 'Remo...

kernel security and bug fix update

2.6.32-71.24.1.el6 - fs Revert 'fs inotify: stop kernel memory leak on file creation failure' Eric Paris 656831 656832 CVE-2010-4250 2.6.32-71.23.1.el6 - x86 Revert 'x86 mtrr: Assume SYSCFGTom2ForceMemTypeWB exists on all future AMD CPUs' Frank Arnold 683813 652208 2.6.32-71.22.1.el6 - rebuild...

VMware Products 'vmware-vmx' Information Disclosure Vulnerability (VMSA-2010-0007) - Linux

VMware products are prone to an information disclosure vulnerability. Copyright C 2010 Greenbone Networks GmbH 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-or-later This program is free...

VMware Products 'vmware-vmx' Information Disclosure Vulnerability (VMSA-2010-0007) - Windows

VMware products are prone to an information disclosure vulnerability. Copyright C 2010 Greenbone Networks GmbH 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-or-later This program is free...

kvm security and bug fix update

83-105.0.1.el54.7 - Add kvm-add-oracle-workaround-for-libvirt-bug.patch kvm-83-105.el54.7 - kvm-qemu-virtio-net-do-not-return-stack-pointer-from-fun.patch bz524557 - Resolves: bz524557 QEMU crash during virtio-net WHQL tests for Win2008 R2 kvm-83-105.el54.6 -...

openSUSE Security Update : kernel (kernel-932)

This Linux kernel update for openSUSE 11.1 fixes lots of bugs and some security issues. The kernel was also updated to the 2.6.27.23 stable release. Following security issues have been fixed: CVE-2009-1439: Buffer overflow in fs/cifs/connect.c in CIFS in the Linux kernel 2.6.29 and earlier allows...

Debian DSA-1800-1 : linux-2.6 - denial of service/privilege escalation/sensitive memory leak

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service, privilege escalation or a sensitive memory leak. The Common Vulnerabilities and Exposures project identifies the following problems : - CVE-2009-0028 Chris Evans discovered a situation in which ...

CVE-2009-1242

The vmxsetmsr function in arch/x86/kvm/vmx.c in the VMX implementation in the KVM subsystem in the Linux kernel before 2.6.29.1 on the i386 platform allows guest OS users to cause a denial of service OOPS by setting the EFERLME aka "Long mode enable" bit in the Extended Feature Enable Register EF...

Design/Logic Flaw

The vmxsetmsr function in arch/x86/kvm/vmx.c in the VMX implementation in the KVM subsystem in the Linux kernel before 2.6.29.1 on the i386 platform allows guest OS users to cause a denial of service OOPS by setting the EFERLME aka "Long mode enable" bit in the Extended Feature Enable Register EF...