Denial Of Service (DoS)

xen is vulnerable to denial of service DoS. The vulnerability exists as it was discovered that the hypervisor's para-virtualized framebuffer PVFB backend failed to validate the frontend's framebuffer description properly. This could allow a privileged user in the unprivileged domain DomU to cause...

Denial Of Service (DoS)

xen is vulnerable to denial of service. The hypervisor's para-virtualized framebuffer PVFB backend failed to validate the frontend's framebuffer description. This could allow a malicious user to cause a denial of service, or to use a specially crafted frontend to compromise the privileged domain...

Scientific Linux Security Update : xen on SL5.x i386/x86_64

Note: Troy Dawson has tested this update on a machine hosting both paravirtualized and fully virtualized machines, both 32 bit and 64 bit. He did the update while all the machines were running, none of them had any problems. He also tried stopping, starting, and rebooting several of the machines...

CVE-2008-1944

Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer PVFB Message 3.0 through 3.0.3 allows local users to cause a denial of service SDL crash and possibly execute arbitrary code via "bogus screen updates," related to missing validation of the "format of message...