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CISA flags exploited 'Copy Fail' Linux kernel flaw enabling root takeover across major distros
CISA warns of the actively exploited “Copy Fail” Linux flaw (CVE-2026-31431), enabling root access, with a public exploit ...
U.S. cybersecurity agency CISA says the CopyFail bug is being actively used in hacking campaigns, and poses a major risk to servers and datacenters that rely on Linux.
CVE-2026-31431 CVSS 7.8 flaw since 2017 enables root via 732-byte exploit, impacting major Linux distributions.
CISA has warned that threat actors have started exploiting the "Copy Fail" Linux security vulnerability in the wild, one day ...
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