Important: kernel security update

[2.6.9-55.0.9.0.1]

• fix entropy flag in bnx2 driver to generate entropy pool (John
  Sobecki) [orabug 5931647]
• fix for nfs open call taking longer issue (Chuck Lever) orabug 5580407
  bz [219412]
• fix enomem due to larger mtu size page alloc (Zach Brown) orabug 5486128
• fix per_cpu() api bug_on with rds (Zach Brown) orabug 5760648
• limit nr_requests in cfq io scheduler ( Jens Axboe) bz 234278 orabug
  5899829

[2.6.9-55.0.9]

• revert: all patches from 2.6.9-55.0.7

[2.6.9-55.0.8]

• fix x86_64 (+ xen) syscall vulnerability (Vitaly Mayatskikh) [297851]
  {CVE-2007-4573}

[2.6.9-55.0.7]

• fix autofs problem with symbolic links (Ian Kent) [248126]
• fix privilege escalation via PR_SET_PDEATHSIG (Peter Zijlstra)
  [252306] {CVE-2007-3848}
• fix bound check ordering issue in random driver (Vitaly Mayatskikh)
  [275941] {CVE-2007-3105}
• fix memory leak of dma_alloc_coherent() on x86_64 (Prarit Bhargava)
  [282351]
• makes CIFS honour a process’ umask (Jeff Layton) [293121] {CVE-2007-3740}
• fix signing mount options and error handling for CIFS (Jeff Layton)
  [293141] {CVE-2007-3843}