The Mozilla Foundation issued a patch for a major security flaw in its Firefox browser on Wednesday in the US and advised people to update their software.
Several flaws in common Linux code used to process graphics in the GNOME desktop environment could allow an attacker to compromise a computer that displays a malicious image file, a security group warned this week.
A previously unknown vulnerability in Mailman, a popular open-source program for managing mailing lists, led to the theft of the password file for a well-known security discussion group.
A function built into all major browsers could be co-opted by attackers to fool Web site visitors into surrendering sensitive information, a security firm warned on Wednesday.
Yahoo fixed two flaws in its free mail system that could have allowed a malicious user to read a victim's browser cookies and change the appearance of some pages, Yahoo said Thursday in the US.
The crush of millions of Windows users trying to patch their computers overwhelmed Microsoft's update service for several hours after new security fixes were made available, the software giant acknowledged on Wednesday.
Security experts worried on Thursday that a flaw in Microsoft Windows and another in Cisco's ubiquitous network routers could lead to serious Internet attacks.
A class of attacks that allows a user to take control of any PC or server could leave computer systems in corporations and Internet cafes vulnerable to attack, a researcher says.
A vulnerability in all versions of Windows could allow attackers to use a malicious Web site or HTML e-mail message to trap victims and take control of their PCs, warned Microsoft.
Microsoft released two security patches for its Windows operating systems on Tuesday, plugging holes in an online gaming feature and a third-party program the company includes with several applications.
Open-source developers released a new version of the Linux kernel Monday in a move aimed at quickly fixing several bugs--among them two serious security flaws.
Microsoft released its first monthly security update on Wednesday, following a new schedule that attempts to ease the load on overburdened system administrators.
Less than two months after launching its Windows Server 2003 operating system, Microsoft has released a security patch to fix a vulnerability that could let malicious sites run damaging code on the server.
Conceding that its strategy of patching Windows holes as they emerge has not worked, Microsoft plans next week to outline a new security effort focused on what the company calls "securing the perimeter," a company executive said.
We recommend installing Windows XP SP2 but only after Microsoft has had a few weeks to work out the kinks.
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