Since 042stab078.28:

    Rebase to 2.6.32-358.14.1 RedHat kernel ( security and bug fixes, see link below )
    [security/ploop] memory info leak fixed (PSBM-20690)
    [security/quota] memory info leak fixed (PSBM-20690)
    [ftrace] fix ftrace_event_call alignment for use with gcc ( http://bugzilla.openvz.org/show_bug.cgi?id=2012 )
    [x86] ARAT feature bit to be set on AMD CPUs: performance boost on AMD Opteron 62xx-based systems
    [nfsd] return ext4 file system superblock time granularity on FSINFO request => performance boost because inodes are not revalidated most of time (PCLIN-31863)
    [netfilter/ctnetlink]: fix creation of conntrack with helpers (PCLIN-31920)
    [ubc/net] tcpsndbuf race between poll and send cause caused counters skew and taints kernel on bc release attempt (PCLIN-31931)
    [cgroups] allow to restrict CT permissions for devices inside a CT (PSBM-19097)
    [vedev] if devices is removed from CT, it's sysfs part should be removed too (PSBM-19097)
    [sunrpc] kernel BUG on "root" proc entry creation failure (PCLIN-31856)
    [namespaces] nested pid namespaces are disabled inside Containers (PSBM-20670)
    [cpt] frightening "Holy Crap X" messages has been reworked/removed
    [cpt] checkpointing object types are enumerated now, so we should not get them mixed in the future (PCLIN-31939)
    [x86/apic] noisy zero-mask warning from default_send_IPI_mask_logical() has been removed cause it taints the kernel for nothing (PCLIN-31979)
    [cpt] the nr_uninterruptible counter screwed up if the checkpointed task is stopped (PSBM-21154)
    [cpt] additional debug messages has been added to the vma restoring error paths (debug for PSBM-20614)
    [scheduler] optimize the scheduler for the case when the hierarchy is flat (PSBM-20273)
    [pfcache] do not crash and do not fail mounting new filesystems if cache are not found (PSBM-19581)
    [sysctl] add global sysctl 'fs.ve-mount-nr' (4096 by default) to customize per-CT limit for mount points

http://rhn.redhat.com/errata/RHSA-2013-1051.html