Makers of the software used to connect computers on the Internet collectively released software updates Tuesday to patch a serious bug in one of the Internet's underlying protocols, the Domain Name System (DNS).

Advanced Micro Devices on Wednesday announced it was shipping the quad-core Opteron chip in volume after fixing a bug, but concerns are being raised about AMD's abilities to stick to its product roadmap, analysts said.

Mozilla Corp. late Thursday updated its open-source Firefox browser to patch 10 bugs in Firefox, including three rated as critical, and released the refreshed versions for Windows, Linux and Mac OS X.

Blizzard on Tuesday announced the release of World of Warcraft Client Patch 2.1.0, a 256 MB update that features an incredible laundry list of game tweaks, upgrades, and bug fixes.

Google Inc. renamed and upgraded its Personalized Home Page this week, but one thing the update couldn't shake was a bug that began upsetting many users last Thursday and persisted until Wednesday.

Computer Science professor Josep Torrellas has a simple explanation for the hardware he developed to fix bugs that can plague a computer processor after it's been shipped by the manufacturer.

The Word 2007 bugs pegged as security vulnerabilities by an Israeli researcher are nothing of the sort, Microsoft Corp. said Thursday. Instead, the application crashes reported as flaws are actually by design.

Microsoft Corp. has acknowledged that a bug in its Windows Live OneCare security suite has been causing users' e-mail to vanish from Outlook and Outlook Express.

EEye Digital Security said Friday that it's found the first Office 2007 remote code vulnerability and has alerted Microsoft's bug team.

Mozilla Corp. will delay the next security update for Firefox so it can test a fix for a flaw that could be used by attackers by skirt security restrictions.

Mozilla Corp. has released the first update for the Firefox 2.0 browser to fix eight security vulnerabilities.

Hackers have released attack code that exploits a critical vulnerability in Microsoft Corp.'s Word software -- the third such bug to be disclosed in the past week.

Fortify Software Inc. and the FindBugs project have launched a free service that will scan open-source Java software for bugs in the code.

A flaw that research firm Secunia ApS claimed to have discovered in Internet Explorer 7 just hours after its unveiling is not a browser bug after all, Microsoft Corp. said Thursday.

Researchers say that small devices called "JitterBugs" could piggyback onto network connections to discreetly send passwords and other sensitive data over the Internet.