diff options
Diffstat (limited to 'whisper/whisperv5/message.go')
| -rw-r--r-- | whisper/whisperv5/message.go | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/whisper/whisperv5/message.go b/whisper/whisperv5/message.go index 680d1f8a2..f3812b1d8 100644 --- a/whisper/whisperv5/message.go +++ b/whisper/whisperv5/message.go @@ -130,7 +130,7 @@ func (msg *SentMessage) appendPadding(params *MessageParams) { panic("please fix the padding algorithm before releasing new version") } buf := make([]byte, padSize) - randomize(buf[1:]) // change to: err = mrand.Read(buf[1:]) + randomize(buf[1:]) buf[0] = byte(padSize) if params.Padding != nil { copy(buf[1:], params.Padding) @@ -208,7 +208,10 @@ func (msg *SentMessage) encryptSymmetric(key []byte) (salt []byte, nonce []byte, _, err = crand.Read(nonce) if err != nil { return nil, nil, err + } else if !validateSymmetricKey(nonce) { + return nil, nil, errors.New("crypto/rand failed to generate nonce") } + msg.Raw = aesgcm.Seal(nil, nonce, msg.Raw, nil) return salt, nonce, nil } |