CVE-2012-4544: Input Validation
First published: Wed Oct 31 2012(Updated: )
The PV domain builder in Xen 4.2 and earlier does not validate the size of the kernel or ramdisk (1) before or (2) after decompression, which allows local guest administrators to cause a denial of service (domain 0 memory consumption) via a crafted (a) kernel or (b) ramdisk.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xen Xen | <=4.2.0 | |
| Xen Xen | =4.1.0 | |
| Xen Xen | =4.1.1 | |
| Xen Xen | =4.1.2 | |
| Xen Xen | =4.1.3 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091832.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091844.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092050.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
- http://osvdb.org/86619
- http://rhn.redhat.com/errata/RHSA-2013-0241.html
- http://secunia.com/advisories/51071
- http://secunia.com/advisories/51324
- http://secunia.com/advisories/51352
- http://secunia.com/advisories/51413
- http://www.debian.org/security/2013/dsa-2636
- http://www.openwall.com/lists/oss-security/2012/10/26/3
- http://www.securityfocus.com/bid/56289
- http://www.securitytracker.com/id?1027699
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79617
- collector/nvd-index
- agent/weakness
- agent/severity
- agent/references
- agent/author
- agent/type
- agent/event
- agent/description
- agent/first-publish-date
- agent/softwarecombine
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/xen
- canonical/xen xen
- version/xen xen/4.2.0
- version/xen xen/4.1.0
- version/xen xen/4.1.1
- version/xen xen/4.1.2
- version/xen xen/4.1.3