GPG Decryption fails for files > 1MB

david.vazquez_landa at ecb.int david.vazquez_landa at ecb.int
Thu Apr 12 10:49:36 CEST 2012


Hello list,

 

We have an issue with one of our users. When he sends encrypted messages larger than ~1 MB, we get these errors:

 

8218 - PGP decryption error - gpg: encrypted with RSA key, ID CD5AA2E4

gpg: encrypted with 2048-bit RSA key, ID B44D925D, created 2006-03-29

      "Mehdi Rahman <mr at bvdep.com>"

gpg: encrypted with 2048-bit RSA key, ID 4E9BF326, created 2010-03-16

      "Mehdi Rahman <Mehdi.Rahman at bvdinfo.com>"

gpg: encrypted with 2048-bit ELG-E key, ID 044C8E09, created 2008-04-04

      "EXDI_STC (EXDI PGP key for STC) <exdidata.stats at ecb.int>"

gpg: [don't know]: invalid packet (ctb=27)

gpg: [don't know]: invalid packet (ctb=0d)

gpg: mdc_packet with invalid encoding

gpg: decryption failed: invalid packet

gpg: [don't know]: invalid packet (ctb=0a)

gpg: block_filter: pending bytes!

gpg: no valid OpenPGP data found.

 

This is the output of gpg.exe –version:

 

$ /cygdrive/d/GNU/GnuPG/gpg.exe --version

gpg (GnuPG) 1.4.8

Copyright (C) 2007 Free Software Foundation, Inc.

License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software: you are free to change and redistribute it.

There is NO WARRANTY, to the extent permitted by law.

 

Home: C:/Users/sa_vazqula/AppData/Roaming/gnupg

Supported algorithms:

Pubkey: RSA, RSA-E, RSA-S, ELG-E, DSA

Cipher: 3DES, CAST5, BLOWFISH, AES, AES192, AES256, TWOFISH

Hash: MD5, SHA1, RIPEMD160, SHA256, SHA384, SHA512, SHA224

Compression: Uncompressed, ZIP, ZLIB, BZIP2

 

And we run it on a Windows 2008 – 64 Bit VM.

 

Is this a gnupg bug?

 

Best Regards,

 

David Vázquez

EDEN Team

__________________ 

Tel. (+49) 69 1344 7029

Mail. david.vazquez-landa at ecb.europa.eu <mailto:david.vazquez-landa at ecb.europa.eu> 

 





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