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  "path": "/software/linux/cisa-flags-actively-exploited-copy-fail-linux-kernel-flaw-enabling-root-takeover-across-major-distros-unpatched-systems-may-remain-vulnerable-to-attack",
  "publishedAt": "2026-05-04T14:36:47.000Z",
  "site": "https://www.tomshardware.com",
  "tags": [
    "Linux",
    "Software",
    "Operating Systems"
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  "textContent": "CISA warns of the actively exploited “Copy Fail” Linux flaw (CVE-2026-31431), enabling root access, with a public exploit released before patches were ready.",
  "title": "CISA flags actively exploited ‘Copy Fail’ Linux kernel flaw enabling root takeover across major distros — unpatched systems may remain vulnerable to attack"
}