device: 0.962 graphic: 0.866 network: 0.855 semantic: 0.545 boot: 0.502 socket: 0.476 debug: 0.375 performance: 0.360 PID: 0.246 other: 0.213 files: 0.202 permissions: 0.089 vnc: 0.043 KVM: 0.003 sdhci: DMA reentrancy issue leads to an infinite loop Description of problem: When sdhci transfers multiple blocks, it doesnot check if the dma-write buffer pointer overlaps with its MMIO region, crafted content can cause DoS because of infinite loop and CPU consumption.