[[!meta date="Sat Jun 22 00:00:00 2013"]]
[[!meta title="Numerous security holes in Tails 0.18"]]

[[!tag security/fixed]]

Several security holes affect Tails 0.18.

We **strongly** urge you to [[upgrade to Tails 0.19|news/version_0.19]]
as soon as possible in case you are still using an older version.

Details
=======

 - Iceweasel
   (
   [MFSA 2013-49](https://www.mozilla.org/security/announce/2013/mfsa2013-49.html)
   [MFSA 2013-50](https://www.mozilla.org/security/announce/2013/mfsa2013-50.html),
   [MFSA 2013-51](https://www.mozilla.org/security/announce/2013/mfsa2013-51.html),
   [MFSA 2013-53](https://www.mozilla.org/security/announce/2013/mfsa2013-53.html),
   [MFSA 2013-54](https://www.mozilla.org/security/announce/2013/mfsa2013-54.html),
   [MFSA 2013-55](https://www.mozilla.org/security/announce/2013/mfsa2013-55.html),
   [MFSA 2013-56](https://www.mozilla.org/security/announce/2013/mfsa2013-56.html),
   [MFSA 2013-59](https://www.mozilla.org/security/announce/2013/mfsa2013-59.html),
   )
 - tiff ([[!debsa2013 2698]])
 - gnutls26 ([[!debsa2013 2697]])
