Re: How serious is undefined behavior?

[Xi Wang <xi.wang () gmail com>]

On Mon, Jul 6, 2015 at 9:17 AM, Hanno Böck <hanno () hboeck de> wrote:
> However I wonder how practically relevant these issues are and also
> how much focus should be given to them. Do people have good examples
> where e.g. an invalid shift operation caused a real, severe security
> issue?

One interesting case with shift (not necessarily a security issue) was:

http://blog.regehr.org/archives/767

You may also find more examples in the two papers:

http://pdos.csail.mit.edu/papers/ub:apsys12.pdf

http://pdos.csail.mit.edu/papers/stack:sosp13.pdf