USN-1440-1: Linux kernel (Natty backport) vulnerabilities

A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the...