CVE-2015-0239 in Linux Kernel
Summary
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.
Reservation
11/18/2014
Disclosure
03/02/2015
Entries
VulDB provides additional information and datapoints for this CVE:
| ID | Vulnerability | CWE | Exp | Cou | CVE |
|---|---|---|---|---|---|
| 69021 | Linux Kernel sysenter Emulator race condition | 362 | Unproven | Official fix | CVE-2015-0239 |