Tag: linux
123 articles
Linux Flaw Exposes Millions to Local Privilege Escalation
A critical Linux flaw, known as Copy Fail, has been discovered, exposing millions to potential local privilege escalation attacks - a vulnerability that highlights a deterministic logic error in the Linux kernel's cryptographic subsystem. This flaw, tracked as CVE-2026-31431, was publicly disclosed on April 29, 2026.
CISA Warns of Actively Exploited Linux Root Access Bug
A nine-year-old Linux kernel bug, known as Copy Fail, is being actively exploited in the wild, allowing unprivileged users to gain root access with a simple 732-byte Python-based exploit. The Cybersecurity and Infrastructure Security Agency has added this vulnerability to its Known Exploited Vulnerabilities catalog, warning of potential security risks.
cPanel flaw fuels mass Sorry ransomware attacks
A critical flaw in cPanel, tracked as CVE-2026-41940, has been exploited in a massive ransomware campaign, compromising at least 44,000 IP addresses. This alarming attack has already been used in the wild as a zero-day, with threat actors accessing control panels and wreaking havoc on web hosting systems.
AI Uncovers Nine-Year-Old Linux Kernel Zero-Day Flaw
A shocking nine-year-old flaw in the Linux kernel, dubbed "Copy Fail," allows unprivileged users to secretly alter readable files and potentially gain root access to affected systems. This vulnerability, tracked as CVE-2026-31431, has been lurking in Linux kernels since 2017, putting countless machines at risk.
VECT 2.0 Ransomware Exposes Flaw, Irreparably Destroys Large Files
Meet VECT 2.0, a malicious ransomware that doesn't just hold your files hostage - it destroys them, leaving you with no way to recover even if you pay up. This cunning malware wreaks havoc on large files across Windows, Linux, and ESXi hosts, causing irreversible damage.
SUSE's European Sovereignty Pitch Tested by $6 Billion Sale Talks
SUSE's pitch for European digital sovereignty is being put to the test as its majority stakeholder, EQT, explores a potential $6 billion sale that could see the Linux vendor fall under US ownership. This development creates an intriguing contradiction for a company that's deeply rooted in European values.
AI-Powered Vulnerability Discovery Outpaces Remediation
The AI-powered Mythos model discovered a staggering number of vulnerabilities, including a 27-year-old bug in OpenBSD and a four-bug exploit chain that bypassed browser and OS defenses, with fewer than 1% of these vulnerabilities patched. This led Anthropic to delay a public release and share the findings with tech giants like Apple and Microsoft to prioritize patching.
Harvester Expands Linux Arsenal with GoGra Backdoor in South Asia
Harvester's Linux arsenal just got a boost with the deployment of the GoGra backdoor in South Asia, enabling the threat actor to sneak past traditional network defenses by hijacking legitimate Microsoft Graph API and Outlook mailboxes. This latest move is linked to Harvester's earlier espionage campaigns targeting key sectors in the region.
Impersonator Exploits Slack to Target Linux Developers
A clever impersonator tricked Linux developers on Slack by posing as a trusted official, leading them to click a link that seemed harmless but actually handed over their credentials and development environment. This sneaky attack used Google-hosted pages to disguise a bogus root certificate, catching developers off guard.
Docker Flaw Exposes Hosts to Unauthorized Access
A recent security patch meant to tighten up Docker Engine's defenses has left a gaping hole, exposing hosts to unauthorized access - and it's up to you to make sure you're not the one who gets exploited. A high-severity flaw, tracked as CVE-2026-34040, allows attackers to bypass authorization plugins and potentially gain access to your host.
CUPS Flaws Expose Linux, Unix Systems to Remote Code Execution
A harmless printing service? Think again! Two flaws in the Common UNIX Printing System can be exploited by an unauthenticated attacker to execute code remotely and overwrite files as root, turning a routine print stack into a potential entry point for intruders.
SOCs Face Multisystem Threats
In today's complex threat landscape, who's accountable when a single intrusion spreads across multiple systems, from Windows laptops to MacBooks, Linux servers, and mobile devices? The harsh reality is that no single team can contain it, as modern attack surfaces and campaigns have outgrown traditional Security Operations Center (SOC) workflows.
Microsoft Uncovers Cookie-Based Web Shells Persisting on Linux Servers
Microsoft's latest discovery reveals a sneaky new tactic: hackers are hiding malicious commands in browser cookies to secretly control compromised Linux servers. This clever trick forces us to rethink what we consider normal web traffic and take a closer look at the potential threats lurking in plain sight.
Linux Kernel Vulnerability Sparks Critical Alarm
A long-standing vulnerability in the Linux kernel, dating back to 2008, poses a critical threat to global system stability, highlighting the urgent need for awareness and preparedness. This alarming flaw in the splice subsystem has lingered for years, sparking concerns about the delicate balance between technological advancement and security.
LockBit Ransomware Exclusive: Severe Victims Revealed
An updated LockBit variant—faster, stealthier and able to run native payloads on Windows, Linux and VMware ESXi—has been tied to a dozen recent intrusions, dramatically shrinking the window defenders have to detect and stop catastrophic outages.
Windows 10 End of Support: Risky Patch Must-Have Guide
Microsoft’s October 2025 Patch Tuesday fixed 172 vulnerabilities — including at least three actively exploited — and marks the final month of free security updates for Windows 10, leaving millions to choose: upgrade, pay for limited extended support, or accept rising risk. If you can upgrade, do so; if not, prioritize critical systems, apply remaining patches, and use isolation and modern defenses while you plan your next move.
Linux rootkits: Stunning, Dangerous Threats
From F5 supply-chain compromises to stealthy Linux kernel rootkits and pixnapping of media, attackers are increasingly able to live unseen inside systems for months. Now more than ever, teams should treat vendor appliances as high-risk, elevate kernel-level detection, and assume breach to stop quiet, long-lived exfiltration.
Cisco SNMP vulnerability: Critical Must-Have Fix
Trend Micro revealed attackers exploiting a Cisco SNMP flaw to install stealthy Linux rootkits on routers, turning everyday network gear into persistent, invisible footholds — a wake-up call to patch, segment, and monitor your infrastructure before it’s quietly weaponized.
Red Hat repositories Exclusive Critical Leak
Red Hat is scrambling after a hacking group called the Crimson Collective claims to have leaked roughly 570 GB from about 28,000 private repositories — including source code, internal notes and customer documents — a breach that could upend supply chains and privacy protections. If confirmed, assume exposure: rotate credentials, audit CI/CD and follow Red Hat’s guidance while investigators work to assess the full scope.
Cyber Resilience Act: Must-Have or Risky Regulation
Linux maintainer Greg Kroah‑Hartman pushes back on doomsday takes about the EU’s Cyber Resilience Act, arguing it’s unlikely to upend everyday open‑source work — but adds the real risk comes from fuzzy definitions and heavy‑handed implementation. If regulators carve out volunteers and focus on commercial actors, the CRA could boost software safety without choking the collaborative culture that powers so much of the internet.
Beijing hacks: Stunning Risky Espionage Exposed
When attackers treat exposed routers and firewalls like unlocked doors, small misconfigurations become gateways for state-backed espionage — RedNovember used buggy appliances and a portable Go backdoor to stealthily steal intelligence worldwide. The fix is simple (and doable): inventory and patch your edge devices, segment networks, and lock down exposed management interfaces before the next intruder walks in.
LockBit 50: Exclusive Deadliest Threat to Enterprises
LockBit 5.0 is back and scarier than ever — its native payloads can now hit Windows, Linux and VMware ESXi in one campaign, putting entire enterprises and virtualized workloads at risk. If you haven’t already, harden hypervisors, adopt cross-platform defenses, and treat ransomware as an enterprise survival priority.
LockBit ransomware Stunning Deadly New Variant
LockBit’s latest variant is faster, stealthier and can run on multiple operating systems, meaning ransomware risk now extends well beyond traditional Windows targets. Act now—strengthen segmentation, offline backups, MFA and timely patching to blunt its impact.
AkdoorTea backdoor: Exclusive Dangerous Threat to Devs
A new North Korea-linked campaign called DeceptiveDevelopment is planting a stealthy backdoor, AkdoorTea, in developer environments worldwide—threatening repositories, build systems, and crypto projects across Windows, macOS, and Linux. If you build or maintain crypto or open-source tooling, now’s the time to lock down keys, enforce MFA, and monitor developer endpoints before a single compromised laptop turns into a major breach.