Tags: vulnerability

Old Kernel Code Execution Bug Patched

A critical, local code-execution vulnerability in the Linux kernel was patched more than a week ago, continuing a run of serious security issues in the operating system, most of which have been hiding in the code for years. Details on the vulnerability were published Tuesday by researcher Philip...
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There’s a New DDoS Army, and It Could Soon Rival Record-Setting Mirai

For almost three months, Internet-of-things botnets built by software called Mirai have been a driving force behind a new breed of attacks so powerful they threaten the Internet as we know it. Now, a new botnet is emerging that could soon magnify or even rival that threat. The as-yet unnamed botnet...
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How to Fix the Cryptsetup Vulnerability in Linux

A new vulnerability has been found to affect encrypted Debian and Ubuntu systems. Here's how to put a temporary fix on the Cryptsetup issue. Linux enjoys a level of security that most platforms cannot touch. That does not, in any way, mean it is perfect. In fact, over the last couple of years a...
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How Linux Can Save Small Businesses (And Old Hardware)

Many small businesses with tight budgets are facing a tough choice: Stick with obsolete systems and remain vulnerable to hackers, or spend a lot to install new gear. David Gewirtz shows how Linux can help you preserve your investment while staying safe and secure. Linux is much more secure than...
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Admins, Update Your Databases to Avoid the MySQL Bug

MySQL, MariaDB, and PerconaDB administrators need to check their database versions, as attackers can chain two critical vulnerabilities and completely take over the server hosting the database. The two critical vulnerabilities, which can lead to arbitrary code execution, root privilege escalation,...
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How to Keep your Linux PC Safe From Exploits

As with any big piece of software, Linux is complex, and difficult for outsiders to comprehend. That’s why it’s not terribly shocking that a 9-year-old Linux kernal vulnerability, known as Dirty COW, wasn’t patched until just a few days ago on October 20. First off, here’s a quick reminder of what...
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Dirty Cow vulnerability
Any mitigation for the “Dirty COW” and other privilege escalation bugs should really be considered a part of a comprehensive defense-in-depth strategy, says Konstantin Ryabitsev.

How Bad Is Dirty COW?

“Dirty COW” is a serious Linux kernel vulnerability that was recently discovered to have been lurking in the code for more than nine years. It is pretty much guaranteed that if you’re using any version of Linux or Android released in the past decade, you’re vulnerable. But what is this...
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“Most Serious” Linux Privilege-Escalation Bug Ever Is Under Active Exploit (updated)

A serious vulnerability that has been present for nine years in virtually all versions of the Linux operating system is under active exploit, according to researchers who are advising users to install a patch as soon as possible. While CVE-2016-5195, as the bug is cataloged, amounts to a mere...
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Dirty COW Linux Vulnerability - What You Need to Know

What is Dirty COW? It's the name given to a newly discovered vulnerability in virtually all versions of the Linux operating system. More accurately it should be referred to as CVE-2016-5195 - but where is the fun in that? But why Dirty COW? According to the researchers who found the flaw, and...
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Black Duck Lays 2017 Open Source Security Predictions

The software industry accepted that it could still provide commercially supported services to open source software (and therefore monetize it) and so the golden age of open source arrived somewhere around the start of the new millennium. So was it all happily ever after at that point? Ah hem, well...
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