Yahoo is shipping a security update that fixes a couple of holes in the way its Yahoo Messenger client handles webcams

Yahoo is shipping a security update that fixes a couple of holes in the way its Yahoo Messenger client handles webcams. At least one of the holes can result in a "buffer overflow" condition, a type of vulnerability that can often result in arbitrary code execution – meaning your PC could be completely compromised.

Here's what Yahoo's alert says:

"Some impacts of a buffer overflow might include the introduction of executable code, being involuntarily logged out of a Chat and/or Instant Messaging session, and the crash of an application such as Yahoo! Messenger. For this specific security issue, these impacts could only be possible if an attacker is successful in prompting the Messenger user to accept a webcam invitation."

Read more here at PC World

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Coming soon Yahoo! Messenger for Windows Vista

Built from the ground up specifically for Microsoft Windows Vista, this all-new version combines the reliable and easy-to-use features you've always loved from Yahoo! Messenger with the cutting-edge experience of this new operating system.

*Instant message, voice, webcam video, and more

*Use the integrated Yahoo! Messenger Sidebar gadget to keep up with the friends that matter most

*Also add Windows Live™ Messenger friends to your contact list to see when they're online and IM them

*Keep conversations organized by dragging and dropping them into one tabbed window

*Brand new emoticons, program icons and alert sounds

*Instantly change the look and feel of your Yahoo! Messenger interface

*Automatic groups are created in your contact list based on your Yahoo! interests (i.e. Yahoo! Sports Fantasy Football league)

Read more here