tree 3f53c183fdc8db0eea571813c5e207fdeeb3eecb
parent 9dd4ac8cf17f2afd636e85ae0111d1df4104a475
author Rich Salz <rsalz@openssl.org> 1487700433 -0500
committer Rich Salz <rsalz@openssl.org> 1487700433 -0500

Prevent OOB in SRP base64 code.

Change size comparison from > (GT) to >= (GTE) to ensure an additional
byte of output buffer, to prevent OOB reads/writes later in the function
Reject input strings larger than 2GB
Detect invalid output buffer size and return early

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2672)