mpi: Improve mpi_invm to detect bad input.
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mpi: Improve mpi_invm to detect bad input.

* mpi/mpi-inv.c (mpi_invm): Return 0 for bad input.

Without this patch the function may enter an endless loop. This is a
backport from libgcrypt.

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• werner

Authored on Sep 11 2014, 5:06 PM

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Werner Koch <wk@gnupg.org> committed rGcd53cdbc3774: mpi: Improve mpi_invm to detect bad input. (authored by Werner Koch <wk@gnupg.org>).Sep 11 2014, 5:06 PM

• werner mentioned this in Unknown Object (Maniphest Task).Mar 27 2017, 5:05 PM

• werner mentioned this in Unknown Object (Maniphest Task).Mar 27 2017, 5:28 PM

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