Threats tagged 'ghsa-r66w-v4mr-3pxg'

A high-severity vulnerability in the Linux kernel's drm/amdkfd component related to the svm_migrate_copy_to_vram function has been fixed. The issue occurs when the migration virtual memory (vm) range contains holes on the CPU side, causing improper allocation of device pages without proper DMA mapping. This leads to the use of an uninitialized variable and can trigger the release of all VRAM pages that were just set up. The fix involves initializing the variable and adjusting the migration logic to avoid this condition.