Vulnerability in Xen

CVE-2015-4104

Xen 3.3.x through 4.5.x does not properly restrict access to PCI MSI mask bits, which allows local x86 HVM guest users to cause a denial of service (unexpected interrupt and host crash) via unspecified vectors.

EPSS: 0.034 (87.7th percentile) — read the EPSS interpretation.

Affected products

  • Xen — versions 3.3.0, 3.3.1, 3.3.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-4104?
CVE-2015-4104 is a vulnerability in Xen, classified under CWE-264. Published 2015-06-03.
Is CVE-2015-4104 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.