In the Linux kernel, the following vulnerability has been resolved: ntb: Store original DMA address for future release The DMA API requires that dma_free_attrs receive the exact dma_handle originally returned by the allocation function. Do not modify it.
https://git.kernel.org/stable/c/da6d997ac556479c112554ab5d95cbd04683eb11
https://git.kernel.org/stable/c/10662aafce4acd52278c942d0a5b3993594017b9