4.7 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
kernel-rt is vulnerable to denial of service. A local user is able to crash the process in a divide-by-zero error and kernel oops by reading TCP stats.
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8f363b77ee4fbf7c3bbcf5ec2c5ca482d396d664
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8f363b77ee4fbf7c3bbcf5ec2c5ca482d396d664
lists.fedoraproject.org/pipermail/package-announce/2012-November/091110.html
rhn.redhat.com/errata/RHSA-2012-1580.html
secunia.com/advisories/51409
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.19
www.openwall.com/lists/oss-security/2012/10/31/5
www.securityfocus.com/bid/56346
www.ubuntu.com/usn/USN-1644-1
www.ubuntu.com/usn/USN-1645-1
www.ubuntu.com/usn/USN-1646-1
www.ubuntu.com/usn/USN-1647-1
www.ubuntu.com/usn/USN-1648-1
www.ubuntu.com/usn/USN-1649-1
www.ubuntu.com/usn/USN-1650-1
www.ubuntu.com/usn/USN-1651-1
www.ubuntu.com/usn/USN-1652-1
access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_MRG/2/html/Technical_Notes/sec-Red_Hat_Enterprise_Linux_6.html#RHSA-2012-1491
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=843130
bugzilla.redhat.com/show_bug.cgi?id=856243
bugzilla.redhat.com/show_bug.cgi?id=859226
bugzilla.redhat.com/show_bug.cgi?id=864568
bugzilla.redhat.com/show_bug.cgi?id=871848
github.com/torvalds/linux/commit/8f363b77ee4fbf7c3bbcf5ec2c5ca482d396d664
rhn.redhat.com/errata/RHSA-2012-1491.html