Linux
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Copy Fail – Local Linux Privilege Escalation in 4 lines
By Jason Taylor CVE-2026-31431, dubbed Copy Fail, allows privilege escalation to root on Linux distros missing the latest kernel patches. Learn what to do in this blog. May 8, 2026 -

Sudo Privilege Escalation Vulnerability Discovered
By Raxis Research Team Qualys has discovered and reported a serious vulnerability (CVE-2021-3156) affecting the sudo utility. Patches are now available and Raxis recommends applying them immediately. January 27, 2021