vendor: golang.org/x/crypto c1f2f97bffc9c53fc40a1a28a5b460094c0050d9

full diff: https://github.com/golang/crypto/compare/75b288015ac94e66e3d6715fb68a9b41bf046ec2...c1f2f97bffc9c53fc40a1a28a5b460094c0050d9

relevant changes:

- pkcs12: document that we use the wrong PEM type
- pkcs12: drop PKCS#12 attributes with unknown OIDs
- ocsp: Improve documentation for ParseResponse and ParseResponseForCert

other changes (not in vendor);

- ssh: improve error message for KeyboardInteractiveChallenge
- ssh: remove slow unnecessary diffie-hellman-group-exchange primality check
- ssh/terminal: replace with a golang.org/x/term wrapper
    - Deprecates ssh/terminal in favor of golang.org/x/term
- ssh/terminal: add support for zos
- ssh/terminal: bump x/term dependency to fix js/nacl
- nacl/auth: use Size instead of KeySize for Sum output
- sha3: remove go:nocheckptr annotation

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor.conf

@@ -148,7 +148,7 @@ github.com/golang/protobuf                          84668698ea25b64748563aa20726
 github.com/cloudflare/cfssl                         5d63dbd981b5c408effbb58c442d54761ff94fbd # 1.3.2
 github.com/fernet/fernet-go                         9eac43b88a5efb8651d24de9b68e87567e029736
 github.com/google/certificate-transparency-go       37a384cd035e722ea46e55029093e26687138edf # v1.0.20
-golang.org/x/crypto                                 75b288015ac94e66e3d6715fb68a9b41bf046ec2
+golang.org/x/crypto                                 c1f2f97bffc9c53fc40a1a28a5b460094c0050d9
 golang.org/x/time                                   555d28b269f0569763d25dbe1a237ae74c6bcc82
 github.com/hashicorp/go-memdb                       cb9a474f84cc5e41b273b20c6927680b2a8776ad
 github.com/hashicorp/go-immutable-radix             826af9ccf0feeee615d546d69b11f8e98da8c8f1 git://github.com/tonistiigi/go-immutable-radix.git

vendor/golang.org/x/crypto/go.mod

@@ -4,5 +4,6 @@ go 1.11
 
 require (
 	golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3
-	golang.org/x/sys v0.0.0-20190412213103-97732733099d
+	golang.org/x/sys v0.0.0-20191026070338-33540a1f6037
+	golang.org/x/term v0.0.0-20201117132131-f5c789dd3221
 )

vendor/golang.org/x/crypto/ocsp/ocsp.go

@@ -445,10 +445,18 @@ func ParseRequest(bytes []byte) (*Request, error) {
 	}, nil
 }
 
-// ParseResponse parses an OCSP response in DER form. It only supports
-// responses for a single certificate. If the response contains a certificate
-// then the signature over the response is checked. If issuer is not nil then
-// it will be used to validate the signature or embedded certificate.
+// ParseResponse parses an OCSP response in DER form. The response must contain
+// only one certificate status. To parse the status of a specific certificate
+// from a response which may contain multiple statuses, use ParseResponseForCert
+// instead.
+//
+// If the response contains an embedded certificate, then that certificate will
+// be used to verify the response signature. If the response contains an
+// embedded certificate and issuer is not nil, then issuer will be used to verify
+// the signature on the embedded certificate.
+//
+// If the response does not contain an embedded certificate and issuer is not
+// nil, then issuer will be used to verify the response signature.
 //
 // Invalid responses and parse failures will result in a ParseError.
 // Error responses will result in a ResponseError.
@@ -456,14 +464,11 @@ func ParseResponse(bytes []byte, issuer *x509.Certificate) (*Response, error) {
 	return ParseResponseForCert(bytes, nil, issuer)
 }
 
-// ParseResponseForCert parses an OCSP response in DER form and searches for a
-// Response relating to cert. If such a Response is found and the OCSP response
-// contains a certificate then the signature over the response is checked. If
-// issuer is not nil then it will be used to validate the signature or embedded
-// certificate.
-//
-// Invalid responses and parse failures will result in a ParseError.
-// Error responses will result in a ResponseError.
+// ParseResponseForCert acts identically to ParseResponse, except it supports
+// parsing responses that contain multiple statuses. If the response contains
+// multiple statuses and cert is not nil, then ParseResponseForCert will return
+// the first status which contains a matching serial, otherwise it will return an
+// error. If cert is nil, then the first status in the response will be returned.
 func ParseResponseForCert(bytes []byte, cert, issuer *x509.Certificate) (*Response, error) {
 	var resp responseASN1
 	rest, err := asn1.Unmarshal(bytes, &resp)

vendor/golang.org/x/crypto/pkcs12/pkcs12.go

@@ -30,6 +30,8 @@ var (
 	oidFriendlyName     = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 9, 20})
 	oidLocalKeyID       = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 9, 21})
 	oidMicrosoftCSPName = asn1.ObjectIdentifier([]int{1, 3, 6, 1, 4, 1, 311, 17, 1})
+
+	errUnknownAttributeOID = errors.New("pkcs12: unknown attribute OID")
 )
 
 type pfxPdu struct {
@@ -104,6 +106,11 @@ func unmarshal(in []byte, out interface{}) error {
 }
 
 // ToPEM converts all "safe bags" contained in pfxData to PEM blocks.
+// Unknown attributes are discarded.
+//
+// Note that although the returned PEM blocks for private keys have type
+// "PRIVATE KEY", the bytes are not encoded according to PKCS #8, but according
+// to PKCS #1 for RSA keys and SEC 1 for ECDSA keys.
 func ToPEM(pfxData []byte, password string) ([]*pem.Block, error) {
 	encodedPassword, err := bmpString(password)
 	if err != nil {
@@ -135,6 +142,9 @@ func convertBag(bag *safeBag, password []byte) (*pem.Block, error) {
 
 	for _, attribute := range bag.Attributes {
 		k, v, err := convertAttribute(&attribute)
+		if err == errUnknownAttributeOID {
+			continue
+		}
 		if err != nil {
 			return nil, err
 		}
@@ -188,7 +198,7 @@ func convertAttribute(attribute *pkcs12Attribute) (key, value string, err error)
 		key = "Microsoft CSP Name"
 		isString = true
 	default:
-		return "", "", errors.New("pkcs12: unknown attribute with OID " + attribute.Id.String())
+		return "", "", errUnknownAttributeOID
 	}
 
 	if isString {