kernel is vulnerable to privilege escalation. An integer overflow flaw in ib_uverbs_poll_cq() could allow a local, unprivileged user to cause a denial of service or escalate their privileges.
docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Technical_Notes/ape.html#RHSA-2011-0498
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7182afea8d1afd432a17c18162cc3fd441d0da93
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7182afea8d1afd432a17c18162cc3fd441d0da93
rhn.redhat.com/errata/RHSA-2011-0927.html
www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37
www.securityfocus.com/bid/46073
access.redhat.com/errata/RHSA-2011:0498
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=667916