CVE-2009-2414

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-08-11 · updated 2026-06-16
Weakness: CWE-119

Description

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service (application crash) via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the Codenomicon XML fuzzing framework.

Affected products

xmlsoft Libxml: 1.8.17
xmlsoft libxml2: 2.5.10, 2.6.16, 2.6.26, 2.6.27, 2.6.32

References

http://googlechromereleases.blogspot.com/2009/08/stable-update-security-fixes.html
http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
http://lists.apple.com/archives/security-announce/2009/Nov/msg00001.html
http://lists.apple.com/archives/security-announce/2010/Jun/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2009-09/msg00001.html
http://secunia.com/advisories/35036
http://secunia.com/advisories/36207
http://secunia.com/advisories/36338
http://secunia.com/advisories/36417
http://secunia.com/advisories/36631
http://secunia.com/advisories/37346
http://secunia.com/advisories/37471

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