CVE-2008-4409

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-10-03 · updated 2026-06-16
Weakness: CWE-399

Description

libxml2 2.7.0 and 2.7.1 does not properly handle "predefined entities definitions" in entities, which allows context-dependent attackers to cause a denial of service (memory consumption and application crash), as demonstrated by use of xmllint on a certain XML document, a different vulnerability than CVE-2003-1564 and CVE-2008-3281.

Affected products

xmlsoft libxml2: 2.7.0, 2.7.1

References

http://bugzilla.gnome.org/show_bug.cgi?id=554660
http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
http://openwall.com/lists/oss-security/2008/10/02/4
http://secunia.com/advisories/32130
http://secunia.com/advisories/32175
http://secunia.com/advisories/32974
http://secunia.com/advisories/35379
http://security.gentoo.org/glsa/glsa-200812-06.xml
http://support.apple.com/kb/HT3613
http://support.apple.com/kb/HT3639
http://www.mandriva.com/security/advisories?name=MDVSA-2008:212

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