BioWare has announced that a new patch for the PC version of Mass Effect will be "coming soon." No details have been released yet about what exactly will be patched or added to the game. When released, the patch will be available from all the usual sources, such as Steam or digital download.
Official Announcement
"We have been watching the different Mass Effect PC forum communities and gathering your feedback on issues encountered while playing Mass Effect PC. Thank you all for taking the time to provide feedback to help us make Mass Effect PC a better game.
BioWare is pleased to announce there will be a new patch for Mass Effect for the PC coming soon. This patch will be jointly developed by BioWare and Demiurge and will be available for all versions of Mass Effect PC (retail, Steam and other digital distribution sources). When we have more information on the content of the patch or when it will be available, we will let you know."—BioWare.comBioware.com: New Mass Effect PC patch coming