[openssl-dev] [openssl.org #4301] [BUG] OpenSSL 1.1.0-pre2 fails to parse x509 certificate in DER format

Viktor Dukhovni openssl-users at dukhovni.org
Thu Feb 11 19:59:20 UTC 2016


> On Feb 11, 2016, at 2:46 PM, Blumenthal, Uri - 0553 - MITLL <uri at ll.mit.edu> wrote:
> 
> Testing the previous Github version of OpenSSL-1.1 produced encouraging
> results (notice the leading zero, right where it belongs):
> 
> $ x=128; DYLD_LIBRARY_PATH=/Users/ur20980/src/openssl-1.1/lib
> ~/src/openssl-1.1/bin/openssl asn1parse -genstr "INTEGER:$x" -out d.der &&
> hexdump -C d.der
>    0:d=0  hl=2 l=   2 prim: INTEGER           :80
> 00000000  02 02 00 80                                       |....|
> 00000004

There's no leading zero in this example.  Don't confuse zero nibbles
with zero octets.

-- 
	Viktor.



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