Red Hat Security Advisory: kernel security and bug fix update

CVE-2012-0044 — kernel: drm: integer overflow in drm_mode_dirtyfb_ioctl() CVE-2012-1179 — kernel: thp: __split_huge_page() mapcount != page_mapcount BUG_ON() CVE-2012-2119 — kernel: macvtap: zerocopy: vector length is not validated before pinning user pages CVE-2012-2121 — kvm: device assignment page leak CVE-2012-2123 — kernel: fcaps: clear the same personality flags as suid when fcaps are used CVE-2012-2136 — kernel: net: insufficient data_len validation in sock_alloc_send_pskb() CVE-2012-2137 — kernel: kvm: buffer overflow in kvm_set_irq() CVE-2012-2372 — kernel: rds-ping cause kernel panic CVE-2012-2373 — kernel: mm: read_pmd_atomic: 32bit PAE pmd walk vs pmd_populate SMP race condition