CVE-2026-80886

CVE-2026-80886 affects the Linux kernel MSM (Qualcomm) serial driver . A race condition occurs when concurrent writes from userspace (which initiate an asynchronous DMA transfer and release the port lock) and the kernel printk path (which grabs the lock and reconfigures the UART for PIO ) collide...

OSEC-2022-01 Infinite loop in console output on xen

Background MirageOS is a library operating system using cooperative multitasking, which can be executed as a guest of the Xen hypervisor. Output on the console is performed via the Xen console protocol. Problem Description Since MirageOS moved from PV mode to PVH, and thus replacing Mini-OS with...