[yuhong]

One of the reason I don't consider the timing attacks that important is that there are often easier ways to bypass ASLR.

[tedunangst]

Are there easier ways to read kernel memory?

[yuhong]

The point is what reading kernel memory would be useful for.

[tedunangst]

One wonders why /dev/mem was ever read restricted to start.

[yuhong]

Reading /dev/mem is far easier/faster and typically provides more data than this attack would.