Debian Security Advisory
DSA-2636-2 xen -- several vulnerabilities
- Date Reported:
- 03 Mar 2013
- Affected Packages:
- xen
- Vulnerable:
- Yes
- Security database references:
- In Mitre's CVE dictionary: CVE-2012-4544, CVE-2012-5511, CVE-2012-5634, CVE-2013-0153.
- More information:
-
Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems:
- CVE-2012-4544
Insufficient validation of kernel or ramdisk sizes in the Xen PV domain builder could result in denial of service.
- CVE-2012-5511
Several HVM control operations performed insufficient validation of input, which could result in denial of service through resource exhaustion.
- CVE-2012-5634
Incorrect interrupt handling when using VT-d hardware could result in denial of service.
- CVE-2013-0153
Insufficient restriction of interrupt access could result in denial of service.
For the stable distribution (squeeze), these problems have been fixed in version 4.0.1-5.8.
For the testing distribution (wheezy), these problems have been fixed in version 4.1.4-2.
For the unstable distribution (sid), these problems have been fixed in version 4.1.4-2.
We recommend that you upgrade your xen packages.
- CVE-2012-4544