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Reproducing Copy Fail (CVE-2026-31431) in a disposable VM to feel what 732 bytes to root is like
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Reproducing Copy Fail (CVE-2026-31431) in a disposable VM to feel what 732 bytes to root is like

DEV Community: cybersecurity·kohei_wada·9 days ago
#dyDLckxN
#devtocybersecurity#devto#dev#kernel#patch

Rather than calling myself vulnerable or safe based on a version number, I stood up a disposable VM with a pre-patch kernel and actually ran the official Copy Fail PoC.…

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