[bug-mailutils] mailutils crashes while parsing a base64 encoded file.

[Shashank Kavishwar]

I try to save the attachment in the file attached (b64.txt) using message_save_attachment(), but I get a segmentation fault.

 

This is the core dump backtrace:

 

#0  0x40022ffb in _file_write (stream=0x805ea70,

    iptr=0x805e250 "   |\r\n|  Sat Jun  5 20:42:16 2004", ' ' <repeats 26 times>, "|", ' ' <repeats 20 times>, "|\r\n|", ' ' <repeats 35 times>, "19349", ' ' <repeats 12 times>, "|", ' ' <repeats 20 times>, "|\r\n|", ' ' <repeats 39 times>..., isize=2048,

    offset=259688, nbytes=0xbffff534) at file_stream.c:149

#1  0x4003efd5 in stream_write (os=0x805ea70,

    buf=0x805e250 "   |\r\n|  Sat Jun  5 20:42:16 2004", ' ' <repeats 26 times>, "|", ' ' <repeats 20 times>, "|\r\n|", ' ' <repeats 35 times>, "19349", ' ' <repeats 12 times>, "|", ' ' <repeats 20 times>, "|\r\n|", ' ' <repeats 39 times>..., count=2048,

    offset=259688, pnwrite=0xbffff590) at stream.c:413

#2  0x4002099d in message_save_attachment (msg=0x805cf20, filename=0x805e208 "./L0P95b.txt", data="" at attachment.c:425

#3  0x0804b410 in parse ()

#4  0x0804bc49 in parsemsg ()

#5  0x0804c4fd in main ()

#6  0x40069914 in __libc_start_main () from /lib/libc.so.6

b64.txt
Description: Text document