Provide references for CVE-2009-3723.
Where can I find more information about CVE-2009-3723?
References are available at: https://security-tracker.debian.org/tracker/CVE-2009-3723, https://access.redhat.com/security/cve/cve-2009-3723, http://downloads.asterisk.org/pub/security/AST-2009-007.html.