Red Hat Security Advisory: kernel security, bug fix, and enhancement update

CVE-2011-1182 — kernel signal spoofing issue CVE-2011-1576 — kernel: net: Fix memory leak/corruption on VLAN GRO_DROP CVE-2011-1593 — kernel: proc: signedness issue in next_pidmap() CVE-2011-1776 — kernel: validate size of EFI GUID partition entries CVE-2011-1898 — virt: VT-d (PCI passthrough) MSI trap injection CVE-2011-2183 — kernel: ksm: race between ksmd and exiting task CVE-2011-2213 — kernel: inet_diag: insufficient validation CVE-2011-2491 — kernel: rpc task leak after flock()ing NFS share CVE-2011-2492 — kernel: bluetooth: l2cap and rfcomm: fix 1 byte infoleak to userspace CVE-2011-2495 — kernel: /proc/PID/io infoleak CVE-2011-2497 — kernel: bluetooth: buffer overflow in l2cap config request CVE-2011-2517 — kernel: nl80211: missing check for valid SSID size in scan operations CVE-2011-2689 — kernel: gfs2: make sure fallocate bytes is a multiple of blksize CVE-2011-2695 — kernel: ext4: kernel panic when writing data to the last block of sparse file