CVE-2015-0239

The em_sysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS…

published March 2, 2015

CVSS
—
EPSS
1%
Percentile
49.9
In the wild
Unconfirmed
What it is

The em_sysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service (guest OS crash) by triggering use of a 16-bit code segment for emulation of a SYSENTER instruction.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00643 · 49.9th percentile
Published
2015-03-02T11:00Z
EPSS history
Timeline
  • 02 MAR 11:00Z
    The em_sysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS…
    cvelistv5