CVE-2012-6031

Description

The do_tmem_get function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (CPU hang and host crash) via unspecified vectors related to a spinlock being held in the "bad_copy error path." NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.

Category

4.7
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory gentoo.org Vendor Advisory gentoo.org Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/55082 third party advisory
http://www.securitytracker.com/id?1027482 vdb entry
http://wiki.xen.org/wiki/Security_Announcements#XSA-15_multiple_TMEM_hypercall_vulnerabilities
http://security.gentoo.org/glsa/glsa-201309-24.xml vendor advisory
http://www.securityfocus.com/bid/55410 vdb entry
http://www.openwall.com/lists/oss-security/2012/09/05/8 mailing list
https://exchange.xforce.ibmcloud.com/vulnerabilities/78268 vdb entry
http://osvdb.org/85199 vdb entry
http://lists.xen.org/archives/html/xen-announce/2012-09/msg00006.html mailing list
http://secunia.com/advisories/50472 third party advisory vendor advisory
https://security.gentoo.org/glsa/201604-03 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2012-6031?
CVE-2012-6031 has been scored as a medium severity vulnerability.
How to fix CVE-2012-6031?
To fix CVE-2012-6031, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-6031 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-6031 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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