Important: kernel security and bug fix update

[2.6.18-53.1.6.0.1.el5]

• [NET] Add entropy support to e1000 and bnx2 (John Sobecki) [ORA 6045759]
• [NET] Fix msi issue with kexec/kdump (Michael Chan) [ORA 6219364]
• [MM] Fix alloc_pages_node() static `nid' race made kernel crash (Joe
  Jin) [ORA 6187457]
• [splice] Fix bad unlock_page() in error case (Jens Axboe) [ORA 6263574]
• [dio] fix error-path crashes (Linux Torvalds) [ORA 6242289]
• [MM] Fix leak in hugepages, regression for shared pagetables patch
  (Adam Litke) [ORABUG 6732368]

[2.6.18-53.1.6.el5]

• [fs] corruption by unprivileged user in directories (Vitaly Mayatskikh
  ) [428796] {CVE-2008-0001}

[2.6.18-53.1.5.el5]

• [ia64] ptrace: access to user register backing (Roland McGrath ) [259801]
• [fs] cifs: buffer overflow due to corrupt response (Jeff Layton ) [372991]
• [net] s2io: correct VLAN frame reception (Andy Gospodarek ) [426289]
• [net] s2io: allow VLAN creation on interfaces (Andy Gospodarek ) [426289]
• [misc] tux: get rid of O_ATOMICLOOKUP (Michal Schmidt ) [426494]
• [x86_64] fix race conditions in setup_APIC_timer (Geoff Gustafson )
  [424181]
• [fs] core dump file ownership (Don Howard ) [396991]
• [nfs] let rpciod finish sillyrename then umount (Steve Dickson ) [414041]
• [nfs] fix a race in silly rename (Steve Dickson ) [414041]
• [nfs] clean up the silly rename code (Steve Dickson ) [414041]
• [nfs] infrastructure changes for silly renames (Steve Dickson ) [414041]
• [nfs] introduce nfs_removeargs and nfs_removeres (Steve Dickson ) [414041]
• [ia64] remove stack hard limit (Aron Griffis ) [412091]
• [fs] sysfs: fix race condition around sd->s_dentry (Eric Sandeen )
  [245777] {CVE-2007-3104}
• [fs] sysfs: fix condition check in sysfs_drop_dentry() (Eric Sandeen )
  [245777] {CVE-2007-3104}
• [fs] sysfs: store inode nrs in s_ino (Eric Sandeen ) [245777]
  {CVE-2007-3104}
• [xen] ia64: vulnerability of copy_to_user in PAL emu (Jarod Wilson )
  [425938]