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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

Microsoft Seizes 42 Malicious Web Domains Used By Chinese Hackers

Microsoft on Monday announced the seizure of 42 domains used by a China-based cyber espionage group that set its sights on organizations in the U.S. and 28 oth…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian LTS: DLA-2840-1: roundcube security upda

It was discovered that roundcube, a skinnable AJAX based webmail solution for IMAP servers, did not properly sanitize requests and mail messages. This would al…

Linux

The Hacker News
The Hacker News Breaches & leaks

Researches Detail 17 Malicious Frameworks Used to Attack Air-Gapped Networks

Four different malicious frameworks designed to attack air-gapped networks were detected in the first half of 2020 alone, bringing the total number of such too…

The Hacker News
The Hacker News Breaches & leaks

New Malvertising Campaigns Spreading Backdoors, Malicious Chrome Extensions

A series of malicious campaigns have been leveraging fake installers of popular apps and games such as Viber, WeChat, NoxPlayer, and Battlefield as a lure to t…

Cisco Chrome

The Hacker News
The Hacker News Vulnerabilities

CISA Warns of Actively Exploited Critical Zoho ManageEngine ServiceDesk Vulnerability

The U.S. Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) are warning of active exploitation of a newly pa…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

New malware hides as legit nginx process on e-commerce serve

eCommerce servers are being targeted with remote access malware that hides on Nginx servers in a way that makes it virtually invisible to security solutions. '…

Linux Nginx

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 34: php-symfony4 2021-0294e8ca

**Version 4.4.35** (2021-11-24) * security **CVE-2021-41270** [Serializer] Use single quote to escape formulas (jderusse) * bug #44232 [Cache] fix connecting t…

Linux PHP Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 35: php-symfony4 2021-10fd47b3

**Version 4.4.35** (2021-11-24) * security **CVE-2021-41270** [Serializer] Use single quote to escape formulas (jderusse) * bug #44232 [Cache] fix connecting t…

Linux PHP Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS: DLA-2836-1: nss security upda

Tavis Ormandy discovered that nss, the Mozilla Network Security Service library, is prone to a heap overflow flaw when verifying DSA or RSA-PPS signatures, whi…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 2021-0534: nss security upda

NSS (Network Security Services) versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. App…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SciLinux: SLSA-2021-4904-1 Critical: nss on SL7.x x86_

nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527) For more details about the security issue(s), including the…

Linux

The Hacker News
The Hacker News

Russian Man Gets 60 Months Jail for Providing Bulletproof Hosting to Cyber Criminals

A Russian national charged with providing bulletproof hosting services for cybercriminals, who used the platform to spread malware and attack U.S. organization…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 35: xen 2021-03645e98

guests may exceed their designated memory limit [XSA-385, CVE-2021-28706] PoD operations on misaligned GFNs [XSA-388, CVE-2021-28704, CVE-2021-28707 CVE-2021-2…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

New Side-Channel Vulnerability in the Linux Kernel Enabling DNS Cache Poisoni

A recent research paper by a team at University of California, Riverside, shows the existence of previously overlooked side channels in the Linux kernels that …

Linux

The Hacker News
The Hacker News Breaches & leaks

Panasonic Suffers Data Breach After Hackers Hack Into Its Network

Japanese consumer electronics giant Panasonic has disclosed a security breach wherein an unauthorized third-party broke into its network and potentially access…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

CronRat Magecart malware uses 31st February date to remain undetect

Security researchers have discovered a Linux-based remote access trojan (RAT) that uses an unusual stealth technique to remain out of sight from security produ…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian: DSA-5014-1: icu security upda

Rongxin Wu discovered a use-after-free vulnerability in the International Components for Unicode (ICU) library which could result in denial of service or poten…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 34: suricata 2021-c7fd9e91

This is a security update to address CVE-2021-35063 and other misc bugs.

Linux

The Hacker News
The Hacker News

This New Stealthy JavaScript Loader Infecting Computers with Malware

Threat actors have been found using a previously undocumented JavaScript malware strain that functions as a loader to distribute an array of remote access Troj…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian: DSA-5013-1: roundcube security upda

It was discovered that roundcube, a skinnable AJAX based webmail solution for IMAP servers, did not properly sanitize requests and mail messages. This would al…

Linux

The Hacker News
The Hacker News Breaches & leaks

Hackers Targeting Biomanufacturing Facilities With Tardigrade Malware

An advanced persistent threat (APT) has been linked to cyberattacks on two biomanufacturing companies that occurred this year with the help of a custom malware…

The Hacker News
The Hacker News Breaches & leaks

CronRAT: A New Linux Malware That's Scheduled to Run on February 31st

Researchers have unearthed a new remote access trojan (RAT) for Linux that employs a never-before-seen stealth technique that involves masking its malicious ac…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 2021-0525: rsh security upda

In NetKit through 0.17, rcp.c in the rcp client allows remote rsh servers to bypass intended access restrictions via the filename of . or an empty filename. Th…

The Hacker News
The Hacker News Vulnerabilities

VMware Warns of Newly Discovered Vulnerabilities in vSphere Web Client

VMware has shipped updates to address two security vulnerabilities in vCenter Server and Cloud Foundation that could be abused by a remote attacker to gain acc…

VMware