{"id":236251,"date":"2026-04-30T22:22:39","date_gmt":"2026-05-01T03:22:39","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/04\/new-linux-copy-fail-flaw-gives-hackers-root-on-major-distros"},"modified":"2026-04-30T22:22:39","modified_gmt":"2026-05-01T03:22:39","slug":"new-linux-copy-fail-flaw-gives-hackers-root-on-major-distros","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/04\/new-linux-copy-fail-flaw-gives-hackers-root-on-major-distros","title":{"rendered":"New Linux \u2018Copy Fail\u2019 flaw gives hackers root on major distros"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/new-linux-copy-fail-flaw-gives-hackers-root-on-major-distros.jpg\"><\/a><\/p>\n<p>An exploit has been published for a local privilege escalation vulnerability dubbed \u201cCopy Fail\u201d that impacts Linux kernels released since 2017, allowing an unprivileged local attacker to gain root permissions.<\/p>\n<p>The vulnerability is tracked as CVE-2026\u201331431 and was discovered by the offensive security company Theori, using its AI-driven pentesting platform Xint Code after scaning the Linux crypto\/ sybsystem for about an hour.<\/p>\n<p>Theori reported the finding to the Linux kernel security team on March 23, and patches became available within a week. Technical details and a proof-of-concept exploit for the flaw emerged publicly yesterday.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An exploit has been published for a local privilege escalation vulnerability dubbed \u201cCopy Fail\u201d that impacts Linux kernels released since 2017, allowing an unprivileged local attacker to gain root permissions. The vulnerability is tracked as CVE-2026\u201331431 and was discovered by the offensive security company Theori, using its AI-driven pentesting platform Xint Code after scaning the [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,1492],"tags":[],"class_list":["post-236251","post","type-post","status-publish","format-standard","hentry","category-robotics-ai","category-security"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/236251","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=236251"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/236251\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=236251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=236251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=236251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}