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The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that hackers are exploiting vulnerabilities in the Linux kernel and Android operating system. [...]
Researchers dropped a reliable root exploit and it didn’t sit idle for long CISA is warning that a newly-disclosed Linux kernel bug dubbed "CopyFail" is already being exploited, just days after researchers dropped a working root-level exploit.…
Threat hunters are warning that the cybercriminal operation known as VECT 2.0 acts more like a wiper than a ransomware due to a critical flaw in its encryption implementation across Windows, Linux, and ESXi variants that renders recovery impossible even for the threat actors
US government agencies are warning that the Akira ransomware operation has been spotted encrypting Nutanix AHV virtual machines in attacks. [...]
28,000 Customers, Including Banks and US Government Agencies, Appear to Be AffectedCommercial Linux distribution producer Red Hat has issued a security alert warning that attackers stole customer data from its consulting arm's GitLab instance. The hacking group, Crimson Collective, claims to have stolen one terabyte of data pertaining to 28,000 customers.
Hackers are actively exploiting a critical vulnerability (CVE-2025-32463) in the sudo package that enables the execution of commands with root-level privileges on Linux operating systems. [...]
Operation Cronos didn’t kill LockBit – it just came back meaner Trend Micro has sounded the alarm over the new LockBit 5.0 ransomware strain, which it warns is "significantly more dangerous" than past versions due to its newfound ability to simultaneously target Windows, Linux, and VMware ESXi environments. …
CISA has warned U.S. federal agencies about attackers targeting a high-severity vulnerability in the Linux kernel's OverlayFS subsystem that allows them to gain root privileges. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday placed a security flaw impacting the Linux kernel in its Known Exploited Vulnerabilities (KEV) catalog, stating it has been actively exploited in the wild
Offensive Security warned Kali Linux users to manually install a new Kali repository signing key to avoid experiencing update failures. [...]
Cybersecurity researchers are warning of continued risks posed by a distributed denial-of-service (DDoS) malware known as XorDDoS, with 71.3 percent of the attacks between November 2023 and February 2025 targeting the United States
Bad news about the Linux system monitor may be on the way Veteran sysadmin and tech blogger Rachel Kroll posted a cryptic warning yesterday about a popular Linux system monitoring tool. Maybe it's better to be safe than sorry.…
Attackers Can Employ a Vulnerable Driver to Target Most Windows and Linux SystemsResearchers are warning Microsoft Windows as well as many Linux distribution users to install updates that revoke permissions for a vulnerable driver that attackers can use to target most systems, allowing them to bypass UEFI Secure Boot and install a bootkit to take full control of a system.
The U.S. Cybersecurity & Infrastructure Security Agency (CISA) has added two vulnerabilities in its Known Exploited Vulnerabilities (KEV) catalog, including a Linux kernel privilege elevation flaw. [...]
Social engineering patterns spotted across range of popular projects Open source groups are warning the community about a wave of ongoing attacks targeting project maintainers similar to those that led to the recent attempted backdooring of a core Linux library.…
RedHat on Friday released an "urgent security alert" warning that two versions of a popular data compression library called XZ Utils (previously LZMA Utils) have been backdoored with malicious code designed to allow unauthorized remote access
Today, Red Hat warned users to immediately stop using systems running Fedora development versions because of a backdoor found in the latest XZ data compression tools and libraries. [...]
Poorly secured Linux SSH servers are being targeted by bad actors to install port scanners and dictionary attack tools with the goal of targeting other vulnerable servers and co-opting them into a network to carry out cryptocurrency mining and distributed denial-of-service (DDoS) attacks
The Israel National Cyber Directorate warns of phishing emails pretending to be F5 BIG-IP zero-day security updates that deploy Windows and Linux data wipers. [...]
Security researchers found a Windows equivalent for the recently discovered BiBi-Linux, a data-wiping malware used in attacks to destroy data on systems at Israeli companies. [...]