Vulnerability Description
The instruction emulation in Xen 3.0.3 allows local SMP guest users to cause a denial of service (host crash) by replacing the instruction that causes the VM to exit in one thread with a different instruction in a different thread.
CVSS Score
6.1
MEDIUM
AV:A/AC:L/Au:N/C:N/I:N/A:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 3.0.3 |
Related Weaknesses (CWE)
References
- http://rhn.redhat.com/errata/RHSA-2011-1065.html
- http://rhn.redhat.com/errata/RHSA-2011-1163.html
- http://www.openwall.com/lists/oss-security/2011/07/07/3
- https://bugzilla.redhat.com/show_bug.cgi?id=702657
- http://rhn.redhat.com/errata/RHSA-2011-1065.html
- http://rhn.redhat.com/errata/RHSA-2011-1163.html
- http://www.openwall.com/lists/oss-security/2011/07/07/3
- https://bugzilla.redhat.com/show_bug.cgi?id=702657
FAQ
What is CVE-2011-1780?
CVE-2011-1780 is a vulnerability with a CVSS score of 6.1 (MEDIUM). The instruction emulation in Xen 3.0.3 allows local SMP guest users to cause a denial of service (host crash) by replacing the instruction that causes the VM to exit in one thread with a different ins...
How severe is CVE-2011-1780?
CVE-2011-1780 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-1780?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.