diff --git a/CHANGES b/CHANGES index f5327d36bfc7a41517fa0d1ac7469d1946b33290..5f090e442a10fb89bcf1b1f57a21da0e219ce425 100644 --- a/CHANGES +++ b/CHANGES @@ -1625,6 +1625,14 @@ des-cbc 3624.96k 5258.21k 5530.91k 5624.30k 5628.26k Changes between 0.9.6c and 0.9.6d [XX xxx 2002] + *) Fix BASE64 decode (EVP_DecodeUpdate) for data with CR/LF ended lines: + an end-of-file condition would erronously be flagged, when the CRLF + was just at the end of a processed block. The bug was discovered when + processing data through a buffering memory BIO handing the data to a + BASE64-decoding BIO. Bug fund and patch submitted by Pavel Tsekov + and Nedelcho Stanev. + [Lutz Jaenicke] + *) Implement a countermeasure against a vulnerability recently found in CBC ciphersuites in SSL 3.0/TLS 1.0: Send an empty fragment before application data chunks to avoid the use of known IVs diff --git a/crypto/evp/encode.c b/crypto/evp/encode.c index 6ff9c1783cf60720ee60a29298746ec5e0427356..12c6379df1826547aac9ca27e54e3e64d6c402ee 100644 --- a/crypto/evp/encode.c +++ b/crypto/evp/encode.c @@ -277,6 +277,13 @@ int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl, eof++; } + if (v == B64_CR) + { + ln = 0; + if (exp_nl) + continue; + } + /* eoln */ if (v == B64_EOLN) {