kernel is vulnerable to information disclosure. A missing initialization flaw was found in the ethtool_get_regs() function in the Linux kernel’s ethtool IOCTL handler. A local user who has the CAP_NET_ADMIN capability could use this flaw to cause an information leak.
docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/5/html/5.6_Technical_Notes/kernel.html#RHSA-2011-0303
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b00916b189d13a615ff05c9242201135992fcda3
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b00916b189d13a615ff05c9242201135992fcda3
openwall.com/lists/oss-security/2011/01/24/9
openwall.com/lists/oss-security/2011/01/25/3
openwall.com/lists/oss-security/2011/01/25/4
openwall.com/lists/oss-security/2011/01/25/5
openwall.com/lists/oss-security/2011/01/28/1
secunia.com/advisories/46397
www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
www.securityfocus.com/archive/1/520102/100/0/threaded
www.securityfocus.com/bid/45972
www.ubuntu.com/usn/USN-1146-1
www.vmware.com/security/advisories/VMSA-2011-0012.html
access.redhat.com/errata/RHSA-2011:0303
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=672428
lkml.org/lkml/2010/10/7/297