CVE-2013-1917

Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest…

published May 13, 2013

CVSS
—
EPSS
0%
Percentile
30.0
In the wild
Unconfirmed
What it is

Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service (hypervisor crash) by triggering a #GP fault, which is not properly handled by another IRET instruction.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00372 · 30.0th percentile
Published
2013-05-13T23:00Z
EPSS history
Timeline
  • 13 MAY 23:00Z
    Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest…
    cvelistv5