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| author | Gustav Simonsson <gustav.simonsson@gmail.com> | 2015-04-07 23:40:51 +0800 |
|---|---|---|
| committer | Gustav Simonsson <gustav.simonsson@gmail.com> | 2015-04-08 05:50:04 +0800 |
| commit | aa4ff52d84b525f682dd00d231e57284f4735b5a (patch) | |
| tree | 2cdd30c902903c178163e12bcebd662477f3187d | |
| parent | 09147a50ede8c85022d115e23bb2ce067a50c8de (diff) | |
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Add IsOnCurve check to EC unmarshalling in ECIES decryption
| -rw-r--r-- | crypto/ecies/ecies.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/crypto/ecies/ecies.go b/crypto/ecies/ecies.go index 18952fc0b..812545631 100644 --- a/crypto/ecies/ecies.go +++ b/crypto/ecies/ecies.go @@ -303,6 +303,10 @@ func (prv *PrivateKey) Decrypt(rand io.Reader, c, s1, s2 []byte) (m []byte, err err = ErrInvalidPublicKey return } + if !R.Curve.IsOnCurve(R.X, R.Y) { + err = ErrInvalidCurve + return + } z, err := prv.GenerateShared(R, params.KeyLen, params.KeyLen) if err != nil { |