Yahoo released a fix late Thursday for the critical Yahoo Messenger bugs that could enable a remote hacker to take control of a user's system. Researchers at eEye Digital Security found the bugs within the last few weeks and reported them to Yahoo on Wednesday, according to Marc Maiffret, co-founder and CTO of the security company. eEye's researchers said there actually are multiple flaws in version 8 of Yahoo's instant messenger client software. Yahoo has fixed a buffer overflow problem in Webcam ActiveX controls that was causing the problem, according to a company spokeswoman in an e-mail to InformationWeek. Yahoo is recommending that users update their Yahoo Messenger software to Version 8.1.0.401, which can be found at Yahoo's update site.

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