CVE-2008-4226

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2008-11-25 · updated 2026-06-16
Weakness: CWE-399

Description

Integer overflow in the xmlSAX2Characters function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a large XML document.

Affected products

xmlsoft Libxml: 2.7.2

References

http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444
http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00002.html
http://secunia.com/advisories/32762
http://secunia.com/advisories/32764
http://secunia.com/advisories/32766
http://secunia.com/advisories/32773
http://secunia.com/advisories/32802
http://secunia.com/advisories/32807
http://secunia.com/advisories/32811
http://secunia.com/advisories/32872

Get alerted when CVE-2008-4226 or the next vulnerability affects your stack