Linux kernel is a technology platform tracked across 25 threat clusters and 54 intelligence report mentions on ThreatCluster. First observed October 31, 2025; most recent activity July 23, 2026.
Recent security advisories have revealed multiple vulnerabilities in the Linux kernel affecting various Ubuntu releases, including 22.04 LTS, 20.04 LTS, 18.04 LTS, 25.10, and 24.04 LTS. These vulnerabilities are…
An anonymous researcher known as Bikini has released exploit code for over a dozen zero-day vulnerabilities affecting 15 popular open-source projects, including the Linux kernel and Libssh2. The exploits were disclosed…
Two critical vulnerabilities in the Linux kernel have been disclosed, including DirtyClone (CVE-2026-43503) and another local privilege escalation flaw (CVE-2026-46331). DirtyClone allows local users to gain root access…
A newly disclosed vulnerability in the Linux kernel, tracked as CVE-2026-31431 and named 'Copy Fail', allows unprivileged local users to gain root access on virtually all major Linux distributions released since 2017.…
A critical vulnerability in the Linux kernel's XFS filesystem, tracked as CVE-2026-64600, allows local users to gain root access by exploiting a race condition in the copy-on-write path. This flaw affects over 16…
An AI agent from the startup Depthfirst identified 21 zero-day vulnerabilities in FFmpeg, a widely used media library, with some flaws dating back over 20 years. These vulnerabilities include critical heap and stack…
Multiple vulnerabilities were discovered in the Linux kernel, primarily affecting AMD Zen processors. The most notable flaw, known as EntrySign (CVE-2024-36347), allows privileged attackers to bypass CPU microcode…
Anthropic has announced the launch of Project Glasswing, utilizing its unreleased AI model, Claude Mythos Preview, to identify and exploit thousands of critical software vulnerabilities across major operating systems…
CISA has reported that ransomware gangs are exploiting CVE-2024-1086, a high-severity Linux kernel flaw in netfilter: nf_tables, which was introduced in 2014 and patched in January 2024. Additionally, a separate…
The anonymous security researcher known as Nightmare-Eclipse has been banned from both GitHub and GitLab due to the release of multiple unpatched Windows vulnerabilities. GitHub terminated the account on May 25, 2026,…