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A Linux kernel nf_tables bug lets local users gain root via use-after-free caused by a logic error; patch removes a single “!”. CVE-2026-23111 lives in nf_tables, the Linux kernel’s packet filtering ...

CISA added three actively exploited Linux kernel flaws to its KEV catalog, including bugs that can enable local privilege escalation and DoS.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that hackers are exploiting three Linux kernel vulnerabilities, one of them rated critical.

The security research team Hacktron has published research in which they used Claude Opus 5 to chain multiple vulnerabilities, reaching an internal GitHub repository from an OpenAI employee's ChatGPT ...

SPECTRE backdoor, deployed by post-compromise by Chinese-speaking hacker group UAT-10147 after gaining admin access, can strip kernel-level visibility from EDR products using BYOVD callback unlinking ...

Kali Linux 2026.2, the second release of the year, is now available for download, featuring 9 new tools and numerous Kali NetHunter improvements. The Kali Linux distro is designed for cybersecurity ...