{"uuid": "c75d0467-44d0-42a3-a63d-4bd852152809", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-31431", "type": "seen", "source": "https://bsky.app/profile/techimo.bsky.social/post/3mkpj7jyqhu22", "content": "Linux kernel \"Copy Fail\" (CVE-2026-31431) vulnerability found! Unprivileged local users can write 4 bytes to file page cache. Exploit: python script alters setuid binaries for root access. Also affects containers. Fix: Revert 2017 optimization. Source: xint.io", "creation_timestamp": "2026-04-30T11:30:36.711223Z"}