Security News

Linux users warned to update libarchive to beat flaw
2019-11-07 13:16

The bug is identified as CVE-2019-18408, a high-priority ‘use-after-free’ bug when dealing with a failed archive.

Libarchive Vulnerability Impacts Multiple Linux Distributions
2019-11-06 17:57

A vulnerability discovered in multi-format archive and compression library libarchive could lead to arbitrary code execution.  The compression library is mostly known for being used in software to...

How to locate and close an open port in Linux
2019-10-31 15:56

Locating and blocking unwanted open ports in Linux should be a task every network admin knows how to do.

Linux maintainer: Patching side-channel flaws is killing performance
2019-10-31 13:15

Mirror, mirror on the wall, which is the worst side-channel vulnerability of them all?

Running on Intel? If you want security, disable hyper-threading, says Linux kernel maintainer
2019-10-29 15:17

Speculative execution bugs will be with us for a very long time Linux kernel dev Greg Kroah-Hartman reckons Intel Simultaneous Multithreading (SMT) - also known as hyper-threading - should be...

Four-Year-Old Critical Linux Wi-Fi Bug Allows System Compromise
2019-10-18 15:55

A patch is currently under revision but has not yet been incorporated into the Linux kernel.

How to password protect a zip file in Linux
2019-10-16 14:07

If you need to password protect a zip file, look no farther than the zip command itself.

Sudo Bug Opens Root Access on Linux Systems
2019-10-15 15:55

The bug allows users to bypass privilege restrictions to execute commands as root.

Sudo Flaw Lets Linux Users Run Commands As Root Even When They're Restricted
2019-10-14 18:34

Attention Linux Users! A vulnerability has been discovered in Sudo—one of the most important, powerful, and commonly used utilities that comes as a core command installed on almost every UNIX and...

How to quickly deploy a honeypot with Kali Linux
2019-10-02 15:19

Lure possible attackers into a trap with a Kali Linux honeypot.