Linux

66 Articles

cups2root: New CUPS Zero-Day Escalates lpadmin to Root

cups2root is a new CUPS zero-day that escalates lpadmin users to root on Ubuntu — and it's built to work around AppArmor.…

Linux —— Aug 6, 2026 2 min read

Security researcher Hyunwoo Kim closed out his KVM escape trilogy today with Zapscape (CVE-2026-64561), and this…

Linux —— Jul 8, 2026 2 min read

A privilege-escalation flaw that has quietly sat inside the Linux kernel since 2011 has finally been…

Linux —— Jul 6, 2026 2 min read

A single line of code merged into the Linux kernel back in 2007 sat quietly for…

Linux —— Jul 6, 2026 3 min read

A working exploit for a Linux kernel vulnerability that hands any logged-in user a root shell…

Linux —— May 31, 2026 4 min read

A security researcher has disclosed a Linux local privilege escalation — dubbed CIFSwitch — that lets…

Linux —— May 21, 2026 3 min read

The Qualys Threat Research Unit (TRU) has released the full advisory for CVE-2026-46333, a logic flaw…

Linux —— May 20, 2026 4 min read

A working proof-of-concept exploit for a new Linux kernel privilege escalation bug called PinTheft went public…

Linux —— May 15, 2026 3 min read

A logic flaw sitting quietly in the Linux kernel since at least 2020 — possibly longer…

Linux —— May 13, 2026 4 min read

Linux administrators have barely had time to recover from Copy Fail and Dirty Frag — and…