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[Bug 1314762] Re: CVE-2014-0196

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: John Johansen <john.johansen@xxxxxxxxxxxxx>
Date: Tue, 06 May 2014 18:19:36 -0000
Reply-to: Bug 1314762 <1314762@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Changed in: linux-armadaxp (Ubuntu Precise)
       Status: Invalid => Fix Committed

** Changed in: linux-armadaxp (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-armadaxp (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-armadaxp (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-armadaxp (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-armadaxp (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-armadaxp (Ubuntu Quantal)
       Status: Invalid => Fix Committed

** Changed in: linux-armadaxp (Ubuntu Quantal)
   Importance: High => Critical

** Changed in: linux-ec2 (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-ec2 (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-ec2 (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-ec2 (Ubuntu Lucid)
       Status: New => Fix Released

** Changed in: linux-ec2 (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-ec2 (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-ec2 (Ubuntu Quantal)
   Importance: High => Critical

** Changed in: linux-lts-quantal (Ubuntu Precise)
       Status: New => Fix Released

** Changed in: linux-lts-quantal (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-lts-quantal (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-lts-quantal (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-lts-quantal (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-lts-quantal (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-lts-quantal (Ubuntu Quantal)
   Importance: High => Critical

** Changed in: linux-mvl-dove (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-mvl-dove (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-mvl-dove (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-mvl-dove (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-mvl-dove (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-mvl-dove (Ubuntu Quantal)
   Importance: High => Critical

** Changed in: linux-lts-saucy (Ubuntu Precise)
       Status: New => Fix Released

** Changed in: linux-lts-saucy (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-lts-saucy (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-lts-saucy (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-lts-saucy (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-lts-saucy (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-lts-saucy (Ubuntu Quantal)
   Importance: High => Critical

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

** Changed in: linux (Ubuntu Precise)
   Importance: High => Critical

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

** Changed in: linux (Ubuntu Saucy)
   Importance: High => Critical

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

** Changed in: linux (Ubuntu Trusty)
   Importance: High => Critical

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

** Changed in: linux (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux (Ubuntu Utopic)
   Importance: High => Critical

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

** Changed in: linux (Ubuntu Quantal)
   Importance: High => Critical

** Changed in: linux-ti-omap4 (Ubuntu Precise)
       Status: New => Fix Committed

** Changed in: linux-ti-omap4 (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-ti-omap4 (Ubuntu Saucy)
       Status: New => Fix Committed

** Changed in: linux-ti-omap4 (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-ti-omap4 (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-ti-omap4 (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-ti-omap4 (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-ti-omap4 (Ubuntu Quantal)
       Status: New => Fix Committed

** Changed in: linux-ti-omap4 (Ubuntu Quantal)
   Importance: High => Critical

** Changed in: linux-fsl-imx51 (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-fsl-imx51 (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-fsl-imx51 (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-fsl-imx51 (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-fsl-imx51 (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-fsl-imx51 (Ubuntu Quantal)
   Importance: High => Critical

** Changed in: linux-lts-raring (Ubuntu Precise)
       Status: New => Fix Released

** Changed in: linux-lts-raring (Ubuntu Precise)
   Importance: High => Critical

** Changed in: linux-lts-raring (Ubuntu Saucy)
   Importance: High => Critical

** Changed in: linux-lts-raring (Ubuntu Trusty)
   Importance: High => Critical

** Changed in: linux-lts-raring (Ubuntu Lucid)
   Importance: High => Critical

** Changed in: linux-lts-raring (Ubuntu Utopic)
   Importance: High => Critical

** Changed in: linux-lts-raring (Ubuntu Quantal)
   Importance: High => Critical

** Description changed:

  The tty atomic_write_lock does not provide an exclusion guarantee for
  the tty driver if the termios settings are LECHO & !OPOST. And since it
  is unexpected and not allowed to call TTY buffer helpers like
  tty_insert_flip_string concurrently, this may lead to crashes when
  concurrect writers call pty_write. In that case the following two
  
- Break-Fix: d945cb9cce20ac7143c2de8d88b187f62db99bdc -
+ Break-Fix: d945cb9cce20ac7143c2de8d88b187f62db99bdc
+ 4291086b1f081b869c6d79e5b7441633dc3ace00

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-armadaxp in Ubuntu.
https://bugs.launchpad.net/bugs/1314762

Title:
  CVE-2014-0196

Status in “linux” package in Ubuntu:
  New
Status in “linux-armadaxp” package in Ubuntu:
  Invalid
Status in “linux-ec2” package in Ubuntu:
  Invalid
Status in “linux-fsl-imx51” package in Ubuntu:
  Invalid
Status in “linux-lts-quantal” package in Ubuntu:
  Invalid
Status in “linux-lts-raring” package in Ubuntu:
  Invalid
Status in “linux-lts-saucy” package in Ubuntu:
  Invalid
Status in “linux-mvl-dove” package in Ubuntu:
  Invalid
Status in “linux-ti-omap4” package in Ubuntu:
  Invalid
Status in “linux” source package in Lucid:
  Fix Released
Status in “linux-armadaxp” source package in Lucid:
  Invalid
Status in “linux-ec2” source package in Lucid:
  Fix Released
Status in “linux-fsl-imx51” source package in Lucid:
  Invalid
Status in “linux-lts-quantal” source package in Lucid:
  Invalid
Status in “linux-lts-raring” source package in Lucid:
  Invalid
Status in “linux-lts-saucy” source package in Lucid:
  Invalid
Status in “linux-mvl-dove” source package in Lucid:
  Invalid
Status in “linux-ti-omap4” source package in Lucid:
  Invalid
Status in “linux” source package in Precise:
  Fix Released
Status in “linux-armadaxp” source package in Precise:
  Fix Committed
Status in “linux-ec2” source package in Precise:
  Invalid
Status in “linux-fsl-imx51” source package in Precise:
  Invalid
Status in “linux-lts-quantal” source package in Precise:
  Fix Released
Status in “linux-lts-raring” source package in Precise:
  Fix Released
Status in “linux-lts-saucy” source package in Precise:
  Fix Released
Status in “linux-mvl-dove” source package in Precise:
  Invalid
Status in “linux-ti-omap4” source package in Precise:
  Fix Committed
Status in “linux” source package in Quantal:
  Fix Released
Status in “linux-armadaxp” source package in Quantal:
  Fix Committed
Status in “linux-ec2” source package in Quantal:
  Invalid
Status in “linux-fsl-imx51” source package in Quantal:
  Invalid
Status in “linux-lts-quantal” source package in Quantal:
  Invalid
Status in “linux-lts-raring” source package in Quantal:
  Invalid
Status in “linux-lts-saucy” source package in Quantal:
  Invalid
Status in “linux-mvl-dove” source package in Quantal:
  Invalid
Status in “linux-ti-omap4” source package in Quantal:
  Fix Committed
Status in “linux” source package in Saucy:
  Fix Released
Status in “linux-armadaxp” source package in Saucy:
  Invalid
Status in “linux-ec2” source package in Saucy:
  Invalid
Status in “linux-fsl-imx51” source package in Saucy:
  Invalid
Status in “linux-lts-quantal” source package in Saucy:
  Invalid
Status in “linux-lts-raring” source package in Saucy:
  Invalid
Status in “linux-lts-saucy” source package in Saucy:
  Invalid
Status in “linux-mvl-dove” source package in Saucy:
  Invalid
Status in “linux-ti-omap4” source package in Saucy:
  Fix Committed
Status in “linux” source package in Trusty:
  Fix Released
Status in “linux-armadaxp” source package in Trusty:
  Invalid
Status in “linux-ec2” source package in Trusty:
  Invalid
Status in “linux-fsl-imx51” source package in Trusty:
  Invalid
Status in “linux-lts-quantal” source package in Trusty:
  Invalid
Status in “linux-lts-raring” source package in Trusty:
  Invalid
Status in “linux-lts-saucy” source package in Trusty:
  Invalid
Status in “linux-mvl-dove” source package in Trusty:
  Invalid
Status in “linux-ti-omap4” source package in Trusty:
  Invalid
Status in “linux” source package in Utopic:
  New
Status in “linux-armadaxp” source package in Utopic:
  Invalid
Status in “linux-ec2” source package in Utopic:
  Invalid
Status in “linux-fsl-imx51” source package in Utopic:
  Invalid
Status in “linux-lts-quantal” source package in Utopic:
  Invalid
Status in “linux-lts-raring” source package in Utopic:
  Invalid
Status in “linux-lts-saucy” source package in Utopic:
  Invalid
Status in “linux-mvl-dove” source package in Utopic:
  Invalid
Status in “linux-ti-omap4” source package in Utopic:
  Invalid

Bug description:
  The tty atomic_write_lock does not provide an exclusion guarantee for
  the tty driver if the termios settings are LECHO & !OPOST. And since
  it is unexpected and not allowed to call TTY buffer helpers like
  tty_insert_flip_string concurrently, this may lead to crashes when
  concurrect writers call pty_write. In that case the following two

  Break-Fix: d945cb9cce20ac7143c2de8d88b187f62db99bdc
  4291086b1f081b869c6d79e5b7441633dc3ace00

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