Provide references for CVE-2011-2521.
Where can I find more information about CVE-2011-2521?
References are available at: https://github.com/torvalds/linux/commit/fc66c5210ec2539e800e87d7b3a985323c7be96e, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fc66c5210ec2539e800e87d7b3a985323c7be96e, http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39, http://www.openwall.com/lists/oss-security/2011/07/06/4, https://bugzilla.redhat.com/show_bug.cgi?id=719228.