update vendor keybase/go-crypto (#10234)

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6543 2020-02-11 19:58:23 +01:00 committed by GitHub
parent 86fdba177a
commit bfd62b6f01
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GPG key ID: 4AEE18F83AFDEB23
29 changed files with 1062 additions and 769 deletions

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@ -83,6 +83,10 @@ func checksumKeyMaterial(key []byte) uint16 {
// private key must have been decrypted first.
// If config is nil, sensible defaults will be used.
func (e *EncryptedKey) Decrypt(priv *PrivateKey, config *Config) error {
if priv == nil || priv.PrivateKey == nil {
return errors.InvalidArgumentError("attempting to decrypt with nil PrivateKey")
}
var err error
var b []byte
@ -90,7 +94,8 @@ func (e *EncryptedKey) Decrypt(priv *PrivateKey, config *Config) error {
// padding oracle attacks.
switch priv.PubKeyAlgo {
case PubKeyAlgoRSA, PubKeyAlgoRSAEncryptOnly:
b, err = rsa.DecryptPKCS1v15(config.Random(), priv.PrivateKey.(*rsa.PrivateKey), e.encryptedMPI1.bytes)
k := priv.PrivateKey.(*rsa.PrivateKey)
b, err = rsa.DecryptPKCS1v15(config.Random(), k, padToKeySize(&k.PublicKey, e.encryptedMPI1.bytes))
case PubKeyAlgoElGamal:
c1 := new(big.Int).SetBytes(e.encryptedMPI1.bytes)
c2 := new(big.Int).SetBytes(e.encryptedMPI2.bytes)