CVE-2012-6034: Input Validation
The (1) tmemcsavegetnextpage and (2) tmemcsavegetnextinv functions and the (3) TMEMCSAVEGETPOOLUUID sub-operation in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 "do not check incoming guest output buffer pointers," which allows local guest OS users to cause a denial of service (memory corruption and host crash) or execute arbitrary code via unspecified vectors. 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2012-6034?
CVE-2012-6034 is classified as a denial of service vulnerability in Xen versions 4.0, 4.1, and 4.2.
How do I fix CVE-2012-6034?
To mitigate CVE-2012-6034, you should update Xen to the latest version that addresses this vulnerability.
Which versions of Xen are affected by CVE-2012-6034?
CVE-2012-6034 affects Xen versions 4.0.0, 4.1.0, and 4.2.0.
What are the consequences of exploiting CVE-2012-6034?
Exploiting CVE-2012-6034 can result in a denial of service condition for local guest OS users.
How can I determine if my Xen installation is vulnerable to CVE-2012-6034?
You can determine if your installation is vulnerable to CVE-2012-6034 by checking the version of Xen you are running against the affected versions.