linux-2.6 - security update

This security upload has been prepared in cooperation of the Debian Kernel,
Security and LTS Teams and features the upstream stable release 2.6.32.64 (see
<https://lkml.org/lkml/2014/11/23/181&gt; for more information for that). It fixes
the CVEs described below.
Note: if you are using the openvz flavors, please consider three things: a.)
we haven’t got any feedback on them (while we have for all other flavors) b.)
so do your test before deploying them and c.) once you have done so, please
give feedback to [email protected].

If you are not using openvz flavors, please still consider b+c :-)

• CVE-2012-6657
  Fix the sock_setsockopt function to prevent local users from being able to
  cause a denial of service (system crash) attack.
• CVE-2013-0228
  Fix a XEN priviledge escalation, which allowed guest OS users to gain guest OS
  priviledges.
• CVE-2013-7266
  Fix the mISDN_sock_recvmsg function to prevent local users from obtaining
  sensitive information from kernel memory.
• CVE-2014-4157
  MIPS platform: prevent local users from bypassing intended PR_SET_SECCOMP
  restrictions.
• CVE-2014-4508
  Prevent local users from causing a denial of service (OOPS and system crash)
  when syscall auditing is enabled .
• CVE-2014-4653
  CVE-2014-4654
  CVE-2014-4655

Fix the ALSA control implementation to prevent local users from causing a
denial of service attack and from obtaining sensitive information from kernel
memory.

• CVE-2014-4943
  Fix PPPoL2TP feature to prevent local users to from gaining privileges.
• CVE-2014-5077
  Prevent remote attackers from causing a denial of service attack involving
  SCTP.
• CVE-2014-5471
  CVE-2014-5472

Fix the parse_rock_ridge_inode_internal function to prevent local users from
causing a denial of service attack via a crafted iso9660 images.

• CVE-2014-9090
  Fix the do_double_fault function to prevent local users from causing a denial
  of service (panic) attack.

For Debian 6 Squeeze, these issues have been fixed in linux-2.6 version 2.6.32-48squeeze9