The makers of Asterisk, the Open Source phone system, have removed a bug that allowed denial of service attacks under certain circumstances.

Oxygen Office Professional 2.3.1 for Windows and Linux fixes a number of bugs.

Security researchers Secunia have discovered a vulnerability in StarOffice that gives attackers the ability to execute arbitrary code. The developers of the free counterpart, OpenOffice, removed the problem last week.

The latest version of the office suite, version 2.3.1, removes bugs and closes vulnerabilities.

Security researchers at Secunia have reported two security bugs in the Rsync synchronization tool and one in the current Linux kernel.

The Mozilla Foundation has just released Firefox version 2.0.0.10 which resolves three critical vulnerabilities – but new issues have already reared their ugly heads.

The installation routine with Version 8 of Lotus Notes for Linux, which was released by IBM in September, leaves a whole bunch of files with read, write and executable permissions set for any user behind on the filesystem.

In the past, security bugs in the Xpdf PDF viewer have endangered Linux systems time and again, and projects that use Xpdf code are also affected.