CVE-2009-2404

Heap-based buffer overflow in a regular-expression parser in Mozilla
Network Security Services (NSS) before 3.12.3, as used in Firefox,
Thunderbird, SeaMonkey, Evolution, Pidgin, and AOL Instant Messenger (AIM),
allows remote SSL servers to cause a denial of service (application crash)
or possibly execute arbitrary code via a long domain name in the subject’s
Common Name (CN) field of an X.509 certificate, related to the
cert_TestHostName function.