UBUNTU-CVE-2014-7156

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2014-7156
Published: 02 Oct 2014, 14:55
Last modified:22 Apr 2026, 09:48

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 Oct 2014, 14:55
Published
Vulnerability first disclosed
22 Apr 2026, 09:48
Last Modified
Vulnerability information updated

Description

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does not check the supervisor mode permissions for instructions that generate software interrupts, which allows local HVM guest users to cause a denial of service (guest crash) via unspecified vectors.

Affected Systems

  • ubuntu•xen

    < 4.4.0-0ubuntu5.2

References (3)