Common Vulnerabilities and Exposures assigned an identifier CVE-2008-4409 to the following vulnerability:
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.
Fixed upstream in 2.7.2:
This issue only affected 2.7.x versions of libxml2. Versions of libxml2 as shipped in Red Hat Enterprise Linux 2.1, 3, 4, and 5 were not affected by this problem.
Issue was fixed in Fedora via: