Vulnerabilities > Citrix > XEN > 3.0.3

DATE CVE VULNERABILITY TITLE RISK
2011-01-25 CVE-2010-4255 Unspecified vulnerability in Citrix XEN
The fixup_page_fault function in arch/x86/traps.c in Xen 4.0.1 and earlier on 64-bit platforms, when paravirtualization is enabled, does not verify that kernel mode is used to call the handle_gdt_ldt_mapping_fault function, which allows guest OS users to cause a denial of service (host OS BUG_ON) via a crafted memory access.
low complexity
citrix
6.1
2010-12-08 CVE-2010-3699 Resource Management Errors vulnerability in Citrix XEN
The backend driver in Xen 3.x allows guest OS users to cause a denial of service via a kernel thread leak, which prevents the device and guest OS from being shut down or create a zombie domain, causes a hang in zenwatch, or prevents unspecified xm commands from working properly, related to (1) netback, (2) blkback, or (3) blktap.
low complexity
citrix CWE-399
2.7
2008-10-03 CVE-2008-4405 Permissions, Privileges, and Access Controls vulnerability in Citrix XEN 3.0.3
xend in Xen 3.0.3 does not properly limit the contents of the /local/domain xenstore directory tree, and does not properly restrict a guest VM's write access within this tree, which allows guest OS users to cause a denial of service and possibly have unspecified other impact by writing to (1) console/tty, (2) console/limit, or (3) image/device-model-pid.
local
low complexity
citrix CWE-264
7.2