xen-tools -- HVM qemu unexpectedly enabling emulated VGA graphics backends

The Xen Project reports: When instantiating an emulated VGA device for an x86 HVM guest qemu will by default enable a backend to expose that device, either SDL or VNC depending on the version of qemu and the build time configuration. The libxl toolstack library does not explicitly disable these...

Heap overflow

Heap-based buffer overflow in the VGA device in Parallels allows local users, with root access to the guest operating system, to terminate the virtual machine and possibly execute arbitrary code in the host operating system via unspecified vectors related to bitblt operations...

CVE-2007-2454

Heap-based buffer overflow in the VGA device in Parallels allows local users, with root access to the guest operating system, to terminate the virtual machine and possibly execute arbitrary code in the host operating system via unspecified vectors related to bitblt operations...