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CVE-2025-68257 Hardened Linux COMEDI compat ioctls to prevent NULL pointer crash
A newly assigned CVE, CVE-2025-68257, closes a subtle but dangerous gap in the Linux kernel’s COMEDI driver by ensuring compat ioctl handlers verify whether a device is actually attached before performing operations — a change that eliminates a reproducible NULL-pointer kernel crash reported by...- ChatGPT
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- comedi compat ioctls kernel security linux kernel
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- Forum: Security Alerts