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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

The Hacker News
The Hacker News Breaches & leaks

New ESXiArgs Ransomware Variant Emerges After CISA Releases Decryptor Tool

After the U.S. Cybersecurity and Infrastructure Security Agency (CISA) released a decryptor for affected victims to recover fromESXiArgs ransomware attacks, th…

VMware

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Microsoft Upgrades Defender to Lock Down Linux Gear for its Own Good

Organizations using Microsoft's Defender for Endpoint will now be able to isolate Linux devices from their networks to contain intrusions and whatnot.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian LTS: DLA-3317-1: snort security update

Multiple security vulnerabilities were discovered in snort, a flexible Network Intrusion Detection System, which could allow an unauthenticated, remote attacke…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian: DSA-5346-1: libde265 security update

Multiple security issues were discovered in libde265, an implementation of the H.265 video codec which may result in denial of service and potentially the exec…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

New Ubuntu Linux Kernel Updates Fix 19 Vulnerabilities, Patch Now

Canonical has published new Linux kernel updates for all supported Ubuntu LTS systems to address a total of 19 security vulnerabilities.

Linux

The Hacker News
The Hacker News Breaches & leaks

3 Overlooked Cybersecurity Breaches

Here are three of the worst breaches, attacker tactics and techniques of 2022, and the security controls that can provide effective, enterprise security protec…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SciLinux: SLSA-2023-0675-1 Important: tigervnc and xorg-x11-server on SL7.x x86_64

xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494) For more details about the security issue(s), including the…

Linux

The Hacker News
The Hacker News Breaches & leaks

Webinar: Learn How to Comply with New Cyber Insurance Identity Security Requirements

Have you ever stopped to think about the potential consequences of a cyberattack on your organization? It's getting more intense and destructive every day, and…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Warning Issued Over Ransomware Attacks Targeting VMware ESXi Servers Globally

Businesses have been urged to patch the two-year-old vulnerability amidst heightened ransomware threats. "The group has accelerated operations in recent months…

Linux VMware

The Hacker News
The Hacker News Vulnerabilities

OpenSSL Fixes Multiple New Security Flaws with Latest Update

The OpenSSL Project has released fixes to address several security flaws, including a high-severity bug in the open source encryption toolkit that could potent…

OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 37: webkitgtk 2023-5210df1dd1

* Improve GStreamer multimedia playback across the board with improved codec selection logic, better handling of latency, and improving frame discard to avoid …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian: DSA-5342-1: xorg-server security update

Jan-Niklas Sohn discovered that a user-after-free flaw in the X Input extension of the X.org X server may result in privilege escalation if the X server is run…

Linux

The Hacker News
The Hacker News Vulnerabilities

Hackers Exploit Vulnerabilities in Sunlogin to Deploy Sliver C2 Framework

Threat actors are leveraging known flaws in Sunlogin software to deploy the Sliver command-and-control (C2) framework for carrying out post-exploitation activi…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS: DLA-3310-1: xorg-server security update

Jan-Niklas Sohn, working with Trend Micro Zero Day Initiative, discovered a vulnerability in the X.Org X server. A potential use after free mighty result in lo…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 2023-0037: java/timezone security update

Improper restrictions in CORBA deserialization. (CVE-2023-21830) Handshake DoS attack against DTLS connections. (CVE-2023-21835) Soundbank URL remote loading. …

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Linux Foundation Launches Open Source Metaverse Group to Drive Interoperability

The Open Metaverse Foundation (OMF), launched last week by the Linux Foundation , was created to implement the protection and interoperability standards requir…

Linux

The Hacker News
The Hacker News Vulnerabilities

OpenSSH Releases Patch for New Pre-Auth Double Free Vulnerability

The maintainers of OpenSSH have released OpenSSH 9.2 to address a number of security bugs, including a memory safety vulnerability in the OpenSSH server (sshd)…

OpenSSH

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 37: syncthing 2023-70eb8ba61e

Update to version 1.23.0. Release notes: https://github.com/syncthing/syncthing/releases/tag/v1.23.0 Additionally, this update was built with a version of gola…

Linux GitHub

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 36: syncthing 2023-6d71ff268e

Update to version 1.23.0. Release notes: https://github.com/syncthing/syncthing/releases/tag/v1.23.0 Additionally, this update was built with a version of gola…

Linux GitHub

The Hacker News
The Hacker News Vulnerabilities

Atlassian's Jira Software Found Vulnerable to Critical Authentication Vulnerability

Atlassian has released fixes to resolve a critical security flaw in Jira Service Management Server and Data Center that could be abused by an attacker to pass …

The Hacker News
The Hacker News Vulnerabilities

Atlassian's Jira Service Management Found Vulnerable to Critical Vulnerability

Atlassian has released fixes to resolve a critical security flaw in Jira Service Management Server and Data Center that could be abused by an attacker to pass …

The Hacker News
The Hacker News Breaches & leaks

New Threat: Stealthy HeadCrab Malware Compromised Over 1,200 Redis Servers

At least 1,200 Redis database servers worldwide have been corralled into a botnet using an "elusive and severe threat" dubbed HeadCrab since early September 20…

Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS: DLA-3306-1: python-django security update

It was discovered that there was a potential Denial of Service (DoS) vulnerability in Django, a popular Python-based web development framework.

Linux

The Hacker News
The Hacker News

New Report Reveals NikoWiper Malware That Targeted Ukraine Energy Sector

The Russia-affiliated Sandworm used yet another wiper malware strain dubbedNikoWiperas part of an attack that took place in October 2022 targeting an energy se…