Security updates for Thanksgiving

It may be Thanksgiving in the US, but that doesn't really slow the tide of
security updates. Best wishes from the LWN crew—whether you are
celebrating the holiday or not.

CentOS has updated firefox (C5; C6:
multiple vulnerabilities) and thunderbird (C5; C6:
multiple vulnerabilities).

Fedora has updated kernel (F17:
denial of service), thunderbird (F17:
multiple vulnerabilities), thunderbird-lightning (F17: multiple
vulnerabilities), xulrunner (F17: multiple
vulnerabilities), firefox (F17: multiple
vulnerabilities), thunderbird-enigmail
(F17: multiple vulnerabilities).

Mageia has updated vlc (M2: denial
of service), plib (code execution), gegl (code execution), nspluginwrapper (M1: insecure private
browsing), and opera (multiple
vulnerabilities).

Mandriva has updated libtiff (two
code execution flaws).

openSUSE has updated libreoffice
(12.1: multiple vulnerabilities), icedtea-web (code execution), libotr (code execution), and hyper-v (denial of service).

Oracle has updated firefox (OL5:
multiple vulnerabilities).

Slackware has updated seamonkey
(multiple vulnerabilities), firefox
(multiple vulnerabilities), and thunderbird
(multiple vulnerabilities).

SUSE has updated libssh2 (multiple vulnerabilities)

Ubuntu has updated tomcat (multiple
vulnerabilities), firefox (multiple
vulnerabilities), thunderbird (multiple
vulnerabilities), ubufox (multiple
vulnerabilities), and unity-firefox-extension (12.10: code execution).