[SECURITY] [DLA 1304-1] zsh security update

Package : zsh
Version : 4.3.17-1+deb7u1
CVE IDs : CVE-2014-10070 CVE-2014-10071 CVE-2014-10072
CVE-2016-10714 CVE-2017-18206

It was discovered that there were multiple vulnerabilities in the
"zsh" shell:

• CVE-2014-10070: Fix a privilege-elevation issue if the
  environment has not been properly sanitized.

• CVE-2014-10071: Prevent a buffer overflow for very long file

• descriptors in the ">& fd" syntax.

• CVE-2014-10072: Correct a buffer overflow when scanning very long
  directory paths for symbolic links.

• CVE-2016-10714: Fix an off-by-one error that was resulting in
  undersized buffers that were intended to support PATH_MAX.

• CVE-2017-18206: Fix a buffer overflow in symlink expansion.

For Debian 7 "Wheezy", this issue has been fixed in zsh version
4.3.17-1+deb7u1.

We recommend that you upgrade your zsh packages.

Regards,

  ,''`.
 : :'  :     Chris Lamb
 `. `'`      [email protected] / chris-lamb.co.uk
   `-