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integer overflow in hashlib causes wrong results for cryptographic hash functions [was: mmap broken with large files on 64bit system] #47276
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mmap on large files on 64 bit platforms in python >=2.5 returns some This is python2.5 from Ubuntu 8.04 AMD64 This is python svn as of 20080601, compiled the on same system. Also note how the python md5 call returns immediately, not something you |
Actually, I just realized that this might be a problem with md5 module |
I tested this with python 2.6 and can confirm the issue. |
the same bug also occurs when computing the md5 of a string larger than |
So would anybody like to contribute a patch? |
this patch adds a digest_update function. testbigfile.py however now works. |
same issue in http://bugs.python.org/issue3886. |
Ok, closing. Thanks for the patch, anyway. |
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