kernel: security and bugfix update (important)

The Linux kernel was updated to fix various bugs and security issues: CVE-2013-0871: Race condition in the ptrace functionality in the Linux kernel allowed local users to gain privileges via a PTRACESETREGS ptrace system call in a crafted application, as demonstrated by ptracedeath. CVE-2013-0160...

Information disclosure

The pcibackenablemsi function in the PCI backend driver drivers/xen/pciback/confspacecapabilitymsi.c in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users with PCI device access to cause a denial of service via a large number of kernel log messages. NOTE: some of these details are...