tdx-util malloc sanity

[Russ Allbery]

Jeffrey M Vinocur <jeff at litech.org> writes:

> tdx-util: failed to strndup 1629516661 bytes at overdata.c line 241:
> Cannot allocate memory

> Ho hum.  Russ, I think there must be an overflow or signedness problem
> with the check on line 873.  Here's some backtrace that should help:

Thanks, just committed a patch that should fix this.  You're right, it
looks like a signed integer overflow problem.

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>

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