[Cryptography-dev] Heap error in _openssl.pyd

[Paul Kehrer]

We don't have the symbol files, but it was built with VS 2010 (scripts
found here: https://github.com/pyca/infra/tree/master/windows/openssl)

-Paul

On Fri, Jan 8, 2021 at 11:36 AM Matthews Brian
<Brian.Matthews at vaisala.com> wrote:
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> Hi,
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>   We are using pyOpenSSL 20.0.1 with cryptography 3.3.1 in Python 2.7.17 x64. This is running on Microsoft Windows 2019.
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> The pyOpenSSL is being used as part of a twisted Web implementation, handling TLS HTTPS communications.
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> We are experiencing random crashes in the _openssl.pyd module. On some sites it is once per month, on other sites it is once per day.
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> The crash dump shows a HEAP error originating in the _openssl.pyd module during TLS negotiation.
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> Has anyone else experienced this
> Are the symbol pdb files available for the _openssl.pyd object
> What VS studio version are the wheels for 2.7 built with
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> Thanks
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> Brian.
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