CVE-2016-5728: Race condition in the vop_ioctl function in drivers/misc/mic/vop/vop_vringh.c in the MIC VOP driver in the...

Security readout for executives and security teams

CVE-2016-5728 is a local Linux kernel flaw in the MIC VOP driver. A user already on the system could abuse a race condition to expose kernel memory or crash/corrupt the system. It matters most for Linux hosts where this driver exists and is usable. The bundle shows fixes and distro advisories, but no KEV-backed active exploitation. Exposure is likely limited to Linux systems running vulnerable kernels with the MIC VOP driver present and accessible to local users. Internet-facing exposure is not indicated by the sources. Systems without this driver, without local untrusted users, or already on vendor-fixed kernels have lower practical exposure. Treat this as a local privilege-adjacent reliability and confidentiality risk, not a remote internet emergency. Prioritize patching shared Linux servers, research systems, and hosts with untrusted local users. Confirm whether the MIC VOP driver exists before escalating broadly. Mitigation focus: Update affected Linux kernels using vendor-supported security packages.; For custom kernels, verify the upstream fix or kernel 4.6.1-equivalent changes are included.; Review Ubuntu and Debian advisories for distribution-specific fixed package guidance..

Prepared

Jun 13, 2026, 14:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.