News in the Linux category

New Mirai malware variant infects Linux devices to build DDoS botnet

A new Mirai botnet variant tracked as 'V3G4' targets 13 vulnerabilities in Linux-based servers and IoT devices to use in DDoS (distributed denial of service) attacks.
- Bill Toulas
- February 16, 2023
- 05:12 PM
- 0
Clop ransomware flaw allowed Linux victims to recover files for months

The Clop ransomware gang is now also using a malware variant that explicitly targets Linux servers, but a flaw in the encryption scheme has allowed victims to quietly recover their files for free for months.
- Bill Toulas
- February 07, 2023
- 06:00 AM
- 1
Hackers hijack Linux devices using PRoot isolated filesystems

Hackers are abusing the open-source Linux PRoot utility in BYOF (Bring Your Own Filesystem) attacks to provide a consistent repository of malicious tools that work on many Linux distributions.
- Bill Toulas
- December 05, 2022
- 12:15 PM
- 1
Linux Kernel 5.19.12 bug could damage Intel laptop displays

Linux users have reported seeing weird white flashes and rapid blinking on their Intel laptop displays after upgrading to Linux kernel version 5.19.12, leading to warnings that the bug may damage displays.
- Bill Toulas
- October 06, 2022
- 11:07 AM
- 1
New Chaos malware infects Windows, Linux devices for DDoS attacks

A quickly expanding botnet called Chaos is targeting and infecting Windows and Linux devices to use them for cryptomining and launching DDoS attacks.
- Sergiu Gatlan
- September 28, 2022
- 11:22 AM
- 1
Microsoft adds 'systemd' to the Windows Subsystem for Linux

Microsoft and Canonical have teamed up to add systemd support to the Windows Subsystem for Linux, allowing a larger number of compatible apps to be installed.
- Lawrence Abrams
- September 22, 2022
- 02:03 PM
- 0
VMware: 70% drop in Linux ESXi VM performance with Retbleed fixes

VMware is warning that ESXi VMs running on Linux kernel 5.19 can have up to a 70% performance drop when Retbleed mitigations are enabled compared to the Linux kernel 5.18 release.
- Bill Toulas
- September 12, 2022
- 11:33 AM
- 0
New Linux malware evades detection using multi-stage deployment

A new stealthy Linux malware known as Shikitega has been discovered infecting computers and IoT devices with additional payloads.
- Bill Toulas
- September 06, 2022
- 11:34 AM
- 1
Kali Linux 2022.3 adds 5 new tools, updates Linux kernel, and more

Offensive Security has released Kali Linux 2022.3, the third version of 2022, with virtual machine improvements, Linux Kernel 5.18.5, new tools to play with, and improved ARM support.
- Lawrence Abrams
- August 09, 2022
- 03:23 PM
- 2
New ‘Lightning Framework’ Linux malware installs rootkits, backdoors

A previously undetected malware dubbed 'Lightning Framework' that targets Linux systems can be used to backdoor infected devices using SSH and deploy rootkits to cover the attackers' tracks.
- Sergiu Gatlan
- July 21, 2022
- 05:42 AM
- 0
New stealthy OrBit malware steals data from Linux devices

A newly discovered Linux malware is being used to stealthily steal information from backdoored Linux systems and infect all running processes on the machine.
- Sergiu Gatlan
- July 07, 2022
- 04:38 PM
- 0
Microsoft Azure FabricScape bug let hackers hijack Linux clusters

Microsoft has fixed a container escape bug dubbed FabricScape in the Service Fabric (SF) application hosting platform that let threat actors escalate privileges to root, gain control of the host node, and compromise the entire SF Linux cluster.
- Sergiu Gatlan
- June 29, 2022
- 06:48 AM
- 0
Malicious PyPI package opens backdoors on Windows, Linux, and Macs

Yet another malicious Python package has been spotted in the PyPI registry performing supply chain attacks to drop Cobalt Strike beacons and backdoors on Windows, Linux, and macOS systems.
- Bill Toulas
- May 21, 2022
- 11:16 AM
- 0
Microsoft detects massive surge in Linux XorDDoS malware activity

A stealthy and modular malware used to hack into Linux devices and build a DDoS botnet has seen a massive 254% increase in activity during the last six months, as Microsoft revealed today.
- Sergiu Gatlan
- May 19, 2022
- 01:45 PM
- 0
Kali Linux 2022.2 released with 10 new tools, WSL improvements, and more

Offensive Security has released Kali Linux 2022.2, the second version in 2022, with desktop enhancements, a fun April Fools screensaver, WSL GUI improvements, terminal tweaks, and best of all, new tools to play with!
- Lawrence Abrams
- May 16, 2022
- 12:35 PM
- 0
NVIDIA has open-sourced its Linux GPU kernel drivers

NVIDIA has published the source code of its kernel modules for the R515 driver, using a dual licensing model that combines the GPL and MIT licenses, making the modules legally re-distributable.
- Bill Toulas
- May 12, 2022
- 10:31 AM
- 1
Ubuntu 22.04 LTS released with performance and security improvements

Canonical has announced the general availability of version 22.04 of the Ubuntu Linux distribution, codenamed 'Jammy Jellyfish', which brings better hardware support and an improved security baseline.
- Bill Toulas
- April 22, 2022
- 09:18 AM
- 3
Hive ransomware ports its Linux VMware ESXi encryptor to Rust

The Hive ransomware operation has converted their VMware ESXi Linux encryptor to the Rust programming language and added new features to make it harder for security researchers to snoop on victim's ransom negotiations.
- Lawrence Abrams
- March 27, 2022
- 03:18 PM
- 0
New Linux botnet exploits Log4J, uses DNS tunneling for comms

A recently discovered botnet under active development targets Linux systems, attempting to ensnare them into an army of bots ready to steal sensitive info, installing rootkits, creating reverse shells, and acting as web traffic proxies.
- Sergiu Gatlan
- March 15, 2022
- 04:22 PM
- 3
QNAP warns severe Linux bug affects most of its NAS devices

Taiwanese hardware vendor QNAP warns most of its Network Attached Storage (NAS) devices are impacted by a high severity Linux vulnerability dubbed 'Dirty Pipe' that allows attackers with local access to gain root privileges.
- Sergiu Gatlan
- March 14, 2022
- 12:09 PM
- 2