Tags: Red Hat

Linux Kernel Red Scheduler 0-Day Exploit Enables Physical Memory R/W

Dev

Linux Kernel Red Scheduler 0-Day Exploit Enables Physical Memory R/W

Details of a Linux kernel 0-day vulnerability lurking in Red Hat’s network scheduler have been disclosed, revealing a sophisticated exploit chain that escalates from a limited Use-After-Free (UAF) vulnerability to physical memory read/write access and eventually to privilege escalation.

July 21, 2026

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