Vulnerability Description
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.
CVSS Score
7.8
HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 3.3.0 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160154.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160171.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160685.html
- http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00030.html
- http://support.citrix.com/article/CTX201145
- http://www.debian.org/security/2015/dsa-3284
- http://www.debian.org/security/2015/dsa-3286
- http://www.securityfocus.com/bid/74950
- http://www.securitytracker.com/id/1032464
- http://www.ubuntu.com/usn/USN-2630-1
- http://xenbits.xen.org/xsa/advisory-129.htmlVendor Advisory
- https://security.gentoo.org/glsa/201604-03
FAQ
What is CVE-2015-4104?
CVE-2015-4104 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 unspecifie...
How severe is CVE-2015-4104?
CVE-2015-4104 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-4104?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.