Debian Linux project released today bug fixes for lighttpd and gaim package that allows remote attacks and DoS attacks.
Multiple buffer overflows were discovered in the Ubuntu Linux kernel and can be corrected by upgrading your system to latest kernel version.
Updated kernel packages that fix several bugs are now available for Debian Linux v4.0.
Ksplice is an open source project out of MIT that automates the process of applying security patches to the Linux kernel without rebooting Linux box.
Three vulnerabilities have been discovered in the mt-daapd DAAP audio server (also known as the Firefly Media Server)
Several remote vulnerabilities have been discovered in the TYPO3 content management framework.