kbrain

CVE-2014-7156

LOW · CVSS 3.3EPSS 0.8%EU EUVD

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.

Key facts

CVSS score
3.3 (v2.0)
Severity
LOW
CVSS vector
AV:A/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE)
CWE-264
EPSS score
0.8% (58th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2014-7033)
Published
October 2, 2014
NVD last modified
June 17, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-7033 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen
  • xen / xen

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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