Several security holes that affect Tails 1.3 are now fixed in Tails 1.3.1. We strongly encourage you to upgrade to Tails 1.3.1 as soon as possible. Details Tor Browser: Mozilla Foundation Security Advisory 2015-28, Mozilla Foundation Security Advisory 2015-29 Linux: CVE-2015-1465, CVE-2015-1420 and CVE-2015-1593 OpenSSL: Debian Security Advisory 3197 file and libmagic: Debian Security Advisory 3196 libxfont: Debian Security Advisory 3194 tcpdump: Debian Security Advisory 3193 libgnutls26: Debian Security Advisory 3191 libav: Debian Security Advisory 3189 FreeType 2: Debian Security Advisory 3188 ICU: Debian Security Advisory 3187 NSS: Debian Security Advisory 3186 libgcrypt11: Debian Security Advisory 3185 GnuPG: Debian Security Advisory 3184 libssh2: Debian Security Advisory 3182 libarchive and bsdtar: Debian Security Advisory 3180 libgtk2-perl: Debian Security Advisory 3173 CUPS: Debian Security Advisory 3172 https://tails.boum.org/security/Numerous_security_holes_in_1.3/index.en.html