Several security holes affect Tails 0.21.

We strongly encourage you to upgrade to Tails 0.22 as soon as possible.

Details

• Iceweasel / NSS: Mozilla Foundation Security Advisory 2013-103, Mozilla Foundation Security Advisory 2013-104, Mozilla Foundation Security Advisory 2013-108, Mozilla Foundation Security Advisory 2013-109, Mozilla Foundation Security Advisory 2013-111, Mozilla Foundation Security Advisory 2013-113, Mozilla Foundation Security Advisory 2013-114, Mozilla Foundation Security Advisory 2013-115, Mozilla Foundation Security Advisory 2013-116, Mozilla Foundation Security Advisory 2013-117, Debian Security Advisory 2800, CVE-2013-1739 CVE-2013-1741, CVE-2013-5605 and CVE-2013-5606
• curl: Debian Security Advisory 2798
• ICU: Debian Security Advisory 2786
• GIMP: Debian Security Advisory 2813
• Ruby 1.8: Debian Security Advisory 2809
• OpenJPEG: Debian Security Advisory 2808