Xensource Security Vulnerabilities

CVE-2010-2070

arch/ia64/xen/faults.c in Xen 3.4 and 4.0 in Linux kernel 2.6.18, and possibly other kernel versions, when running on IA-64 architectures, allows local users to cause a denial of service and "turn on BE by modifying the user mask of the PSR," as demonstrated via exploitation of...

CVE-2008-1952

The backend for XenSource Xen Para Virtualized Frame Buffer (PVFB) in Xen ioemu does not properly restrict the frame buffer size, which allows attackers to cause a denial of service (crash) by mapping an arbitrary amount of guest...

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...

CVE-2008-1943

Buffer overflow in the backend of XenSource Xen Para Virtualized Frame Buffer (PVFB) 3.0 through 3.1.2 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a crafted description of a shared...

CVE-2008-1619

The ssm_i emulation in Xen 5.1 on IA64 architectures allows attackers to cause a denial of service (dom0 panic) via certain traffic, as demonstrated using an FTP stress test...

CVE-2007-6207

Xen 3.x, possibly before 3.1.2, when running on IA64 systems, does not check the RID value for mov_to_rr, which allows a VTi domain to read memory of other...

CVE-2007-5907

Xen 3.1.1 does not prevent modification of the CR4 TSC from applications, which allows pv guests to cause a denial of service...

CVE-2007-5906

Xen 3.1.1 allows virtual guest system users to cause a denial of service (hypervisor crash) by using a debug register (DR7) to set certain...

CVE-2007-3919

(1) xenbaked and (2) xenmon.py in Xen 3.1 and earlier allow local users to truncate arbitrary files via a symlink attack on...

CVE-2007-4993

pygrub (tools/pygrub/src/GrubConf.py) in Xen 3.0.3, when booting a guest domain, allows local users with elevated privileges in the guest domain to execute arbitrary commands in domain 0 via a crafted grub.conf file whose contents are used in exec...