Stay Informed

Cybersecurity News

Home / News

Clear

Quick searches: Linux Windows Microsoft 365 AWS OVH VMware WordPress Fortinet Citrix VPN

9852 result(s) for "OT" — best match first.

What it means for your servers

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.

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Tails 6.16 Released with Key Security & Privacy Updates

Managing privacy-focused systems like Tails requires vigilance. Any update''no matter how routine''can shift the way you work, secure data, or even interact wi…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian: DSA-5931-1 moderate: systemd race condition risk

The Qualys Threat Research Unit (TRU) discovered that systemd-coredump is prone to a kill-and-replace race condition which may allow a local attacker to gain s…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian 11 bullseye: DLA-4191-1 critical: firefox-esr code execution threat

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code or cross-origin …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian 11: DLA-4190-1 critical: mydumper information disclosure

MyDumper is a MySQL Logical Backup Tool. The MySQL C client library (libmysqlclient) allows authenticated remote actors to read arbitrary files from client sys…

Linux Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian: DSA-5930-1 critical: libavif denial of service and code execution

Multiple vulnerabilities were discovered in libavif, a library for handling .avif files, which could result in denial of service or potentially the execution o…

Linux

The Hacker News
The Hacker News Breaches & leaks

DragonForce Exploits SimpleHelp Flaws to Deploy Ransomware Across Customer Endpoints

The threat actors behind the DragonForce ransomware gained access to an unnamed Managed Service Provider's (MSP) SimpleHelp remote monitoring and management (R…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian LTS: DLA-4186-1: php-twig security update

Twig is a template language for PHP. In a sandbox, an attacker can call `__toString()` on an object even if the `__toString()` method is not allowed by the sec…

Linux PHP

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS DLA-4186-1: Critical Code Execution in php-twig

Twig is a template language for PHP. In a sandbox, an attacker can call `__toString()` on an object even if the `__toString()` method is not allowed by the sec…

Linux PHP

The Hacker News
The Hacker News Breaches & leaks

Chinese APT41 Exploits Google Calendar for Malware Command-and-Control Operations

Google on Wednesday disclosed that the Chinese state-sponsored threat actor known as APT41 leveraged a malware called TOUGHPROGRESS that uses Google Calendar f…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian: DSA-5928-1: libvpx

It was discovered that a double-free in the encoder of libvpx, a multimedia library for the VP8 and VP9 video codecs, may result in denial of service and poten…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian LTS: DLA-4182-1: syslog-ng security update

A security issue was found in syslog-ng, an enhanced log daemon. In prior version, `tls_wildcard_match()` matches on certificates such as `foo.*.bar` although …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 2025-0167: sqlite3

In SQLite 3.49.0 before 3.49.1, certain argument values to sqlite3_db_config (in the C-language API) can cause a denial of service (application crash). An sz*n…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Armbian v25.5 Enhances Security for ARM-based Devices

When you're managing ARM-based devices, reliability and security are non-negotiable. Those two pillars are what make Armbian a go-to distribution for many Linu…

Linux

The Hacker News
The Hacker News Breaches & leaks

⚡ Weekly Recap: APT Campaigns, Browser Hijacks, AI Malware, Cloud Breaches and Critical CVEs

Cyber threats don't show up one at a time anymore. They’re layered, planned, and often stay hidden until it’s too late.For cybersecurity teams, the key isn’t j…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 42: thunderbird 2025-32d6feec91

Update to 128.10.2 https://www.thunderbird.net/en-US/thunderbird/128.10.2esr/releasenotes/

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 2025-0160: microcode

Exposure of Sensitive Information in Shared Microarchitectural Structures during Transient Execution for some Intel'® Processors may allow an authenticated use…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Understanding Malicious .desktop Files: A Persistent Threat to Linux Systems

Linux systems are known for their robust security and efficient design, but even they are not immune to evolving attack strategies. One such emerging threat ha…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Tails 6.15.1 Fixes Critical Tor Browser Flaws

Tails version 6.15.1 has landed, and this isn't just a routine update''it's an emergency release. If you're working with Tails, this release demands your immed…

The Hacker News
The Hacker News

Identity Security Has an Automation Problem—And It's Bigger Than You Think

For many organizations, identity security appears to be under control. On paper, everything checks out. But new research from Cerby, based on insights from ove…

The Hacker News
The Hacker News

PureRAT Malware Spikes 4x in 2025, Deploying PureLogs to Target Russian Firms

Russian organizations have become the target of a phishing campaign that distributes malware called PureRAT, according to new findings from Kaspersky."The camp…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Fedora 42: thunderbird 2025-1dc1cd5a87

Update to 128.10.1 https://www.mozilla.org/en-US/security/advisories/mfsa2025-34/ https://www.thunderbird.net/en-US/thunderbird/128.10.1esr/releasenotes/

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 41: woff 2025-49614a7cdf

Security fix for CVE-2010-1028 and other security-relevant bugs; see https://github.com/bramstein/sfnt2woff-zopfli/pull/20/commits.

Linux GitHub

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 41: sfnt2woff-zopfli 2025-a2a56326b3

Security fix for CVE-2010-1028 and other security-relevant bugs; see https://github.com/bramstein/sfnt2woff-zopfli/pull/20/commits.

Linux GitHub

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: woff 2025-893d125ddd

Security fix for CVE-2010-1028 and other security-relevant bugs; see https://github.com/bramstein/sfnt2woff-zopfli/pull/20/commits.

Linux GitHub