Vulnerability Description
Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier, allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted XML file that triggers a heap-based buffer overflow when adding a new namespace node, related to handling of XPath expressions.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xmlsoft | Libxml2 | 2.6.0 |
| Xmlsoft | Libxml | <= 1.8.16 |
Related Weaknesses (CWE)
References
- http://git.gnome.org/browse/libxml2/commit/?id=d7958b21e7f8c447a26bb2436f08402b2Patch
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
- http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062238.htmlExploitPatch
- http://lists.opensuse.org/opensuse-updates/2011-07/msg00035.html
- http://rhn.redhat.com/errata/RHSA-2013-0217.html
- http://scarybeastsecurity.blogspot.com/2011/05/libxml-vulnerability-and-interestPatchVendor Advisory
- http://secunia.com/advisories/44711Vendor Advisory
- http://support.apple.com/kb/HT5281
- http://support.apple.com/kb/HT5503
- http://ubuntu.com/usn/usn-1153-1
- http://www.debian.org/security/2011/dsa-2255
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:131
- http://www.openwall.com/lists/oss-security/2011/05/31/8ExploitPatch
FAQ
What is CVE-2011-1944?
CVE-2011-1944 is a vulnerability with a CVSS score of 9.3 (HIGH). Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier, allows context-dependent attackers to cause a denial of service (crash) and possibly...
How severe is CVE-2011-1944?
CVE-2011-1944 has been rated HIGH with a CVSS base score of 9.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-1944?
Check the references section above for vendor advisories and patch information. Affected products include: Xmlsoft Libxml2, Xmlsoft Libxml.