Articles about Kernel

Linux penguin canape... snacks. Photo by SHutterstock

Linux kernel security gurus Grsecurity oust freeloaders from castle

Linux users, the free lunch is over. Pennsylvania-based Open Source Security on Wednesday decided to stop making test patches of Grsecurity available for free. The software, a set of powerful Linux kernel security enhancements, includes features such as support for role-based access controls and chroot restrictions that harden …
Thomas Claburn, 26 Apr 2017
patch

Linux remote root bug menace: Make sure your servers, PCs, gizmos, Android kit are patched

A Linux kernel flaw that potentially allows miscreants to remotely control vulnerable servers, desktops, IoT gear, Android handhelds, and more, has been quietly patched. The programming blunder – CVE-2016-10229 – exposes machines and gizmos to attacks via UDP network traffic: any software receiving data using the system call …
Iain Thomson, 14 Apr 2017
linux_tux_cloud_648

Confused by crazy crashes? Check your Linux kernel virtual Ethernet code

A chunk of code added to the Linux kernel to help inter-container communication turned out to mess up checksum handling on Ethernet networks. Described here, the bug was in veth (Virtual Ethernet). As the description notes, the coding error allowed corrupt packets to get passed to a veth device for delivery to the application …

How to get root on a Linux box, step 1: Make four billion system calls

Oh look, it's another Linux kernel bug that allows a local user to escalate themselves to root. In exploiting CVE-2016-0728, discovered by Perception Point, “patience you must have,” because you have to cycle a 32-bit integer in the kernel around to zero. That means making 4,294,967,296 system calls to exploit the …
VMware nutella

VMware vs German kernel dev: Filings flung in Linux-lifting lawsuit

Software Freedom Conservancy has spat out a “high level” update on the GPL enforcement case it is backing against VMware, ahead of an expected first hearing next year. SFC said that VMware had filed its defence against the suit brought by German kernel developer Christoph Hellwig back in March, which alleges VMware's …
Joe Fay, 29 Oct 2015

Linux kernel set to get live patching in release 3.20

A collaboration between SUSE and Red Hat is going to bring relief to Linux users the world over: they'll be able to patch their systems without reboots. The live patching infrastructure looks set to become available in version 3.20 of the Linux kernel. The two organisations introduced their distribution-specific live patching …
What Linus Torvalds thinks of NVIDIA

Linux systemd dev says open source is 'SICK', kernel community 'awful'

Lennart Poettering, creator of the systemd system management software for Linux, says the open-source world is "quite a sick place to be in." He also said the Linux development community is "awful" – and he pins the blame for that on Linux supremo Linus Torvalds. "A fish rots from the head down," Poettering said in a post to …
Windows XP BSOD

Scratched PC-dispatch patch patched, hatched in batch rematch

Microsoft has reissued a security patch for Windows that previously caused PCs to suffer blue screens of death. The new release comes 10 days after Redmond advised people to uninstall the dodgy update. "This month we had our first roll out with additional non-security updates. A small number of customers experienced problems …
Iain Thomson, 27 Aug 2014
Curiosity

NASA's Curiosity rover brought Earth BUG to Mars

A 20 year old bug has been discovered in an algorithm so pervasive it's used in the Mars Curiosity rover, cars, aircraft, Android phones and a string of popular open source wares. The bug can be found in the Lempel-Ziv-Oberhumer (LZO) data compression algorithm created by Markus Oberhumer, who on Wednesday posted a new version 2 …
Darren Pauli, 27 Jun 2014

Linux 3.11 to be known as 'Linux for Workgroups'

The first release candidate of version 3.11 of the Linux kernel has arrived, and to commemorate the occasion, Linux creator Linus Torvalds has given the kernel a new codename and a new, Microsoft-inspired boot logo to match. As of Sunday, Linux kernel 3.11 is officially named "Linux for Workgroups," borrowing the moniker …
Neil McAllister, 15 Jul 2013
The Register breaking news

Kernel hacker Alan Cox quits Linux, Intel

Top Linux kernel contributor Alan Cox has announced that he is stepping down from his position at Intel and will no longer be involved with Linux development, citing family reasons. The British-born Cox, who makes his home in Swansea, Wales, has been one of the most active developers of the Linux kernel since the early days of …
Neil McAllister, 24 Jan 2013
The Register breaking news

YOUR Cisco VoIP phone is easily TAPPED, warns CompSci prof

Computer scientists claim security vulnerabilities in Cisco VoIP phones allowed them to eavesdrop on calls and turn devices into bugging equipment. Ang Cui has demonstrated how malicious code injected into 14 of the networking vendor's Unified IP Phone models could be used to record private conversations - and not just those …
John Leyden, 14 Jan 2013
The Register breaking news

AMD shutters German Linux lab, gives devs the axe

Updated Struggling chipmaker AMD has shut down its Dresden, Germany-based Operating System Research Center (OSRC), handing pink slips to most of its Linux kernel developers in the process. Rumors of the site's closure had been bouncing around the open source community for several days, owing in part to ominous posts to Linux kernel …
The Register breaking news

Microsoft makes Top 20 list of Linux kernel contributors

The Linux Foundation has released its annual report on the state of the software, and reports that Microsoft has made it into the Top 20 of companies that sponsor development of the Linux kernel – quite a change for the operating system Steve Ballmer used to dismiss as a cancer. For contributions made to the kernel since …
Iain Thomson, 3 Apr 2012
The Register breaking news

Latest Linux kernel 3.3 comes with added Android

The latest kernel update for Linux has been released, and features supporting Android are back for the first time since 2010, along with improved processor and networking support. "For a long time, code from the Android project has not been merged back to the Linux repositories due to disagreement between developers from both …
Iain Thomson, 19 Mar 2012
channel

Oracle revs home-tweaked Linux kernel to 2.0

Software giant Oracle has gussied up the second iteration of its own kernel for Ellison's Enterprise Linux distro, dissing Red Hat's own tweak on the mainstream Linux 3.0 kernel. Back in October 2011, Edward Screven, chief corporate architect at Oracle and the person responsible for the company's Linux operating system and Xen …

Hadoop: Making Linux gobble big data

Hadoop World The Hadoop big data muncher has grown into more than Yahoo! conceived when it open-sourced its search engine indexing tool and its underlying file system back in 2009. And it has become exactly what open-source projects aspire to be: a centre of gravity around which a maelstrom of innovation coalesces. At the Hadoop World …
The Register breaking news

Oracle previews RHEL-ish 2 Linux kernel

OpenWorld As part of the OpenWorld extravaganza being hosted by Oracle in San Francisco this week, Edward Screven, chief corporate architect at the software giant and the guy who is responsible for the company's Linux and Xen hypervisor variants, gave a brief preview of the next iteration of Oracle's homegrown Linux kernel. Oracle Linux …

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