Linus Torvalds has warned of a nasty security bug in the first release candidate (RC) of the Linux kernel 5.12, which he has deemed a "double ungood" that can have catastrophic consequences for a computer's filesystem. . Linus Torvalds has issued a warning to open-source developers to avoid the first release candidate (RC) of the Linux kernel 5.12. Linux kernel 5.12 was released on time despite the snow storms that lashed Oregon and knocked out power to Torvalds' home for the better part of a week . Torvalds and his thousands of contributors managed to get version 5.12 out on time, but he now says RC 5.12 is a "double ungood" that can have catastrophic consequences for a computer's filesystem. . Avoid using Linux kernel 5.12 RC1; Linus Torvalds warns of a significant flaw in the file system security.. Linux Kernel Threat, Filesystem Bug, Open Source Warning. . Brittany Day
Today, Mozilla has updated the Firefox 5 beta to release candidate status (download for Windows | Mac | Linux), which includes improves support for "future-Web" technology, speeds up the browser, and makes multiple smaller tweaks to the browser. . Following the path cut by Google with Chrome's rapid-release program, the changes to Firefox 5 are several orders of magnitude smaller than those made in Firefox 4 yet are not insignificant. Most importantly, Firefox 5 release candidate makes multiple under-the-hood tweaks to improve performance. Memory management, JavaScript rendering, canvas, and networking performance have been enhanced, and background tabs will load faster thanks to locking down the setTimeout and setInterval timeouts to 1000 milliseconds. Standards support has also been updated for coding languages like HTML5, SMIL, and MathML, and the browser now supports CSS animations. Firefox 5 also disables cross-domain elements as the source for WebGL textures as a response to security concerns involving hardware acceleration. This will break some Web sites and prevent them from resolving properly, although Mozilla says that it is discussing solutions with WebGL developers. The link for this article located at CNET is no longer available. . Google pushes Chrome 92 to beta status, enhancing user privacy and speed with upgraded cookie controls and GPU acceleration.. Firefox 5, Mozilla updates, browser performance, WebGL security, release candidate. . LinuxSecurity.com Team
An unexpected second version of the Mozilla Firefox 4 release candidate was issued on Friday to correct minor security issues.. Mozilla had previously said it expected the first release candidate (RC) to be the final version of the Firefox 4 web browser. It is currently scheduled for general release on Tuesday. However, the company issued the update to implement "two very small, very isolated fixes in order to better protect Firefox 4 users", according to a forum post from Mike Beltzner, director of Firefox, on Thursday. According to the Firefox 4 RC2 release notes posted on Friday, changes to the browser included blacklisting "a few" invalid HTTPS certificates, updating localisations for 29 languages and adding support for Vietnamese. The security fixes were also included in an update to Firefox 4 RC1 for Android. The link for this article located at ZDNet Blogs is no longer available. . Slighter adjustments in the latest Firefox 4 release candidate bolster user safety before the official launch.. Firefox 4, Safety Fixes, Release Candidate, User Protection, Browser Updates. . LinuxSecurity.com Team
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