Vulnerability Description
Xen before 4.1.x, 4.2.x, and 4.3.x does not take the page_alloc_lock and grant_table.lock in the same order, which allows local guest administrators with access to multiple vcpus to cause a denial of service (host deadlock) via unspecified vectors.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | >= 4.1.0, <= 4.1.6.1 |
| Debian | Debian Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2014-0108.htmlThird Party Advisory
- http://security.gentoo.org/glsa/glsa-201407-03.xmlThird Party Advisory
- http://www.debian.org/security/2014/dsa-3006Third Party Advisory
- http://www.openwall.com/lists/oss-security/2013/11/01/2Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2013/11/01/3Mailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2014-0108.htmlThird Party Advisory
- http://security.gentoo.org/glsa/glsa-201407-03.xmlThird Party Advisory
FAQ
What is CVE-2013-4494?
CVE-2013-4494 is a vulnerability with a CVSS score of 5.2 (MEDIUM). Xen before 4.1.x, 4.2.x, and 4.3.x does not take the page_alloc_lock and grant_table.lock in the same order, which allows local guest administrators with access to multiple vcpus to cause a denial of ...
How severe is CVE-2013-4494?
CVE-2013-4494 has been rated MEDIUM with a CVSS base score of 5.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4494?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen, Debian Debian Linux.