(Nov 26) linssh could be made to crash or run programs if it received speciallycrafted network traffic.
Comment
(Nov 21) libunity-webapps could be made to crash or run programs as your login if itopened a malicious website.
(Nov 21) Several security issues were fixed in Apache Tomcat.
(Nov 21) Several security issues were fixed in Firefox.
(Nov 21) Multiple security issues were fixed in Thunderbird.