[Bug 646114] Re: mlock on stack will create guard page gap

[Launchpad Bug Tracker]

This bug was fixed in the package linux - 2.6.31-22.67

---------------
linux (2.6.31-22.67) karmic-security; urgency=low

  [ Upstream Kernel Changes ]

  * Local privilege escalation vulnerability in RDS sockets
    - CVE-2010-3904
  * v4l: disable dangerous buggy compat function
    - CVE-2010-2963
  * mm: Do not assume ENOMEM when looking at a split stack vma
    -  LP: #646114
  * mm: Use helper to find real vma with stack guard page
    -  LP: #646114
  * Fix race in tty_fasync() properly
    - CVE-2009-4895
  * ext4: Make sure the MOVE_EXT ioctl can't overwrite append-only files
    - CVE-2010-2066
  * xfs: prevent swapext from operating on write-only files
    - CVE-2010-2226
  * cifs: Fix a kernel BUG with remote OS/2 server (try #3)
    - CVE-2010-2248
  * ethtool: Fix potential user buffer overflow for ETHTOOL_{G, S}RXFH
    - CVE-2010-2478
  * l2tp: Fix oops in pppol2tp_xmit
    - CVE-2010-2495
  * nfsd4: bug in read_buf
    - CVE-2010-2521
  * CIFS: Fix a malicious redirect problem in the DNS lookup code
    - CVE-2010-2524
  * GFS2: rename causes kernel Oops
    - CVE-2010-2798
  * net sched: fix some kernel memory leaks
    - CVE-2010-2942
  * jfs: don't allow os2 xattr namespace overlap with others
    - CVE-2010-2946
  * irda: Correctly clean up self->ias_obj on irda_bind() failure.
    - CVE-2010-2954
  * wireless extensions: fix kernel heap content leak
    - CVE-2010-2955
  * ext4: consolidate in_range() definitions
    - CVE-2010-3015
  * aio: check for multiplication overflow in do_io_submit
    - CVE-2010-3067
  * xfs: prevent reading uninitialized stack memory
    - CVE-2010-3078
  * ALSA: seq/oss - Fix double-free at error path of snd_seq_oss_open()
    - CVE-2010-3080
  * niu: Fix kernel buffer overflow for ETHTOOL_GRXCLSRLALL
    - CVE-2010-3084
  * rose: Fix signedness issues wrt. digi count.
    - CVE-2010-3310
  * sctp: Do not reset the packet during sctp_packet_config().
    - CVE-2010-3432
  * Fix pktcdvd ioctl dev_minor range check
    - CVE-2010-3437
  * ALSA: prevent heap corruption in snd_ctl_new()
    - CVE-2010-3442
  * net sched: fix kernel leak in act_police
    - CVE-2010-3477
  * Fix out-of-bounds reading in sctp_asoc_get_hmac()
    - CVE-2010-3705
  * ocfs2: Don't walk off the end of fast symlinks.
    - CVE-2010-NNN2
 -- Steve Conklin <sconklin at canonical.com>   Wed, 06 Oct 2010 16:05:21 +0100

** Changed in: linux (Ubuntu Jaunty)
       Status: New => Fix Released

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2010-3081

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2010-3301

-- 
mlock on stack will create guard page gap
https://bugs.launchpad.net/bugs/646114
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