1 Introduction This article provides a technical analysis of how many Windows kernel mode drivers can be interacted with from user mode without the hardware they were developed for. This work was motivated by driver-oriented…
Ravie LakshmananMay 22, 2026Cybercrime / Law Enforcement The U.S. Department of Justice (DoJ) on Thursday announced the arrest of a Canadian man in connection with allegedly operating a distributed denial-of-service (DDoS) botnet known as Kimwolf.…
Ravie LakshmananMay 22, 2026Vulnerability / Cyber Attack The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two security flaws impacting Langflow and Trend Micro Apex One to its Known Exploited Vulnerabilities (KEV) catalog,…
Ravie LakshmananMay 22, 2026Vulnerability / Network Security Cisco has rolled out updates for a maximum-severity security flaw impacting Secure Workload that could allow an unauthenticated, remote attacker to access sensitive data. Tracked as CVE-2026-20223 (CVSS…
Ravie LakshmananMay 21, 2026Cyber Espionage / Threat Intelligence Cybersecurity researchers have disclosed details of a new Linux malware dubbed Showboat that has been put to use in a campaign targeting a telecommunications provider in the…
Ravie LakshmananMay 21, 2026Hacking News / Cybersecurity News This week starts small. A token leaks. A bad package slips in. A login trick works. An old tool shows up again. At first, it feels like…
Ravie LakshmananMay 21, 2026Endpoint Security / Vulnerability Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active exploitation in the wild. The former, tracked as CVE-2026-41091, is rated…
Consider a cached access key on a single Windows machine. It got there the way most cached credentials do – a user logged in, and the key stored itself automatically. Standard AWS behavior. No one…
Ravie LakshmananMay 21, 2026Linux / Vulnerability Cybersecurity researchers have disclosed details of a vulnerability in the Linux kernel that remained undetected for nine years. The vulnerability, tracked as CVE-2026-46333 (CVSS score: 5.5), is a case…
Ravie LakshmananMay 21, 2026Supply Chain Attack / Developer Tools GitHub on Wednesday officially confirmed that the breach of its internal repositories was the result of a compromise of an employee device involving a poisoned version…