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mozilla-nss/nss-fips-combined-hash-sign-dsa-ecdsa.patch
Wolfgang Rosenauer 194c062b5d - add FIPS mode patches from SLE stream 
nss-fips-aes-keywrap-post.patch
  nss-fips-approved-crypto-non-ec.patch
  nss-fips-cavs-dsa-fixes.patch
  nss-fips-cavs-general.patch
  nss-fips-cavs-kas-ecc.patch
  nss-fips-cavs-kas-ffc.patch
  nss-fips-cavs-keywrap.patch
  nss-fips-cavs-rsa-fixes.patch
  nss-fips-combined-hash-sign-dsa-ecdsa.patch
  nss-fips-constructor-self-tests.patch
  nss-fips-detect-fips-mode-fixes.patch
  nss-fips-dsa-kat.patch
  nss-fips-gcm-ctr.patch
  nss-fips-pairwise-consistency-check.patch
  nss-fips-rsa-keygen-strictness.patch
  nss-fips-tls-allow-md5-prf.patch
  nss-fips-use-getrandom.patch
  nss-fips-use-strong-random-pool.patch
  nss-fips-zeroization.patch
  nss-fix-dh-pkcs-derive-inverted-logic.patch

- update to NSS 3.53.1
  * required for Firefox 78
  * CVE-2020-12402 - Use constant-time GCD and modular inversion in MPI.
    (bmo#1631597, bsc#1173032)

- update to NSS 3.53
  Notable changes
  * SEED is now moved into a new freebl directory freebl/deprecated

OBS-URL: https://build.opensuse.org/package/show/mozilla:Factory/mozilla-nss?expand=0&rev=326
2020-06-27 21:18:50 +00:00

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From 7f3606a84f6c62b002246ee73121279e59f83437 Mon Sep 17 00:00:00 2001
From: Hans Petter Jansson <hpj@cl.no>
Date: Thu, 28 May 2020 22:44:22 +0200
Subject: [PATCH] CKM_(EC)DSA_SHAxxx mechs: Add some missing pieces.
This includes pairwise consistency checks and entry points for
power-on self tests.
---
cmd/lib/pk11table.c | 8 ++
lib/pk11wrap/pk11mech.c | 8 ++
lib/softoken/pkcs11c.c | 213 +++++++++++++++++++++++++++-------------
lib/softoken/softoken.h | 10 ++
4 files changed, 169 insertions(+), 70 deletions(-)
diff --git a/cmd/lib/pk11table.c b/cmd/lib/pk11table.c
index f7a45fa..d302436 100644
--- a/cmd/lib/pk11table.c
+++ b/cmd/lib/pk11table.c
@@ -273,6 +273,10 @@ const Constant _consts[] = {
mkEntry(CKM_DSA_KEY_PAIR_GEN, Mechanism),
mkEntry(CKM_DSA, Mechanism),
mkEntry(CKM_DSA_SHA1, Mechanism),
+ mkEntry(CKM_DSA_SHA224, Mechanism),
+ mkEntry(CKM_DSA_SHA256, Mechanism),
+ mkEntry(CKM_DSA_SHA384, Mechanism),
+ mkEntry(CKM_DSA_SHA512, Mechanism),
mkEntry(CKM_DH_PKCS_KEY_PAIR_GEN, Mechanism),
mkEntry(CKM_DH_PKCS_DERIVE, Mechanism),
mkEntry(CKM_X9_42_DH_DERIVE, Mechanism),
@@ -438,6 +442,10 @@ const Constant _consts[] = {
mkEntry(CKM_EC_KEY_PAIR_GEN, Mechanism),
mkEntry(CKM_ECDSA, Mechanism),
mkEntry(CKM_ECDSA_SHA1, Mechanism),
+ mkEntry(CKM_ECDSA_SHA224, Mechanism),
+ mkEntry(CKM_ECDSA_SHA256, Mechanism),
+ mkEntry(CKM_ECDSA_SHA384, Mechanism),
+ mkEntry(CKM_ECDSA_SHA512, Mechanism),
mkEntry(CKM_ECDH1_DERIVE, Mechanism),
mkEntry(CKM_ECDH1_COFACTOR_DERIVE, Mechanism),
mkEntry(CKM_ECMQV_DERIVE, Mechanism),
diff --git a/lib/pk11wrap/pk11mech.c b/lib/pk11wrap/pk11mech.c
index d94d59a..ac280f0 100644
--- a/lib/pk11wrap/pk11mech.c
+++ b/lib/pk11wrap/pk11mech.c
@@ -376,6 +376,10 @@ PK11_GetKeyType(CK_MECHANISM_TYPE type, unsigned long len)
return CKK_RSA;
case CKM_DSA:
case CKM_DSA_SHA1:
+ case CKM_DSA_SHA224:
+ case CKM_DSA_SHA256:
+ case CKM_DSA_SHA384:
+ case CKM_DSA_SHA512:
case CKM_DSA_KEY_PAIR_GEN:
return CKK_DSA;
case CKM_DH_PKCS_DERIVE:
@@ -386,6 +390,10 @@ PK11_GetKeyType(CK_MECHANISM_TYPE type, unsigned long len)
return CKK_KEA;
case CKM_ECDSA:
case CKM_ECDSA_SHA1:
+ case CKM_ECDSA_SHA224:
+ case CKM_ECDSA_SHA256:
+ case CKM_ECDSA_SHA384:
+ case CKM_ECDSA_SHA512:
case CKM_EC_KEY_PAIR_GEN: /* aka CKM_ECDSA_KEY_PAIR_GEN */
case CKM_ECDH1_DERIVE:
return CKK_EC; /* CKK_ECDSA is deprecated */
diff --git a/lib/softoken/pkcs11c.c b/lib/softoken/pkcs11c.c
index 08f94bc..ec6b205 100644
--- a/lib/softoken/pkcs11c.c
+++ b/lib/softoken/pkcs11c.c
@@ -2606,7 +2606,7 @@ nsc_DSA_Verify_Stub(void *ctx, void *sigBuf, unsigned int sigLen,
static SECStatus
nsc_DSA_Sign_Stub(void *ctx, void *sigBuf,
unsigned int *sigLen, unsigned int maxSigLen,
- void *dataBuf, unsigned int dataLen)
+ const void *dataBuf, unsigned int dataLen)
{
SECItem signature, digest;
SECStatus rv;
@@ -2624,6 +2624,22 @@ nsc_DSA_Sign_Stub(void *ctx, void *sigBuf,
return rv;
}
+SECStatus
+DSA_HashSign(SECOidTag hashOid, NSSLOWKEYPrivateKey *key,
+ unsigned char *sig, unsigned int *sigLen, unsigned int maxLen,
+ const unsigned char *hash, unsigned int hashLen)
+{
+ SECStatus rv;
+
+ rv = nsc_DSA_Sign_Stub(key, sig, sigLen, maxLen, hash, hashLen);
+
+ if (rv != SECSuccess && PORT_GetError() == SEC_ERROR_LIBRARY_FAILURE) {
+ sftk_fatalError = PR_TRUE;
+ }
+
+ return rv;
+}
+
static SECStatus
nsc_ECDSAVerifyStub(void *ctx, void *sigBuf, unsigned int sigLen,
void *dataBuf, unsigned int dataLen)
@@ -2641,7 +2657,7 @@ nsc_ECDSAVerifyStub(void *ctx, void *sigBuf, unsigned int sigLen,
static SECStatus
nsc_ECDSASignStub(void *ctx, void *sigBuf,
unsigned int *sigLen, unsigned int maxSigLen,
- void *dataBuf, unsigned int dataLen)
+ const void *dataBuf, unsigned int dataLen)
{
SECItem signature, digest;
SECStatus rv;
@@ -2659,6 +2675,22 @@ nsc_ECDSASignStub(void *ctx, void *sigBuf,
return rv;
}
+SECStatus
+ECDSA_HashSign(SECOidTag hashOid, NSSLOWKEYPrivateKey *key,
+ unsigned char *sig, unsigned int *sigLen, unsigned int maxLen,
+ const unsigned char *hash, unsigned int hashLen)
+{
+ SECStatus rv;
+
+ rv = nsc_ECDSASignStub(key, sig, sigLen, maxLen, hash, hashLen);
+
+ if (rv != SECSuccess && PORT_GetError() == SEC_ERROR_LIBRARY_FAILURE) {
+ sftk_fatalError = PR_TRUE;
+ }
+
+ return rv;
+}
+
/* NSC_SignInit setups up the signing operations. There are three basic
* types of signing:
* (1) the tradition single part, where "Raw RSA" or "Raw DSA" is applied
@@ -3511,6 +3543,22 @@ NSC_VerifyInit(CK_SESSION_HANDLE hSession,
info->hashOid = SEC_OID_##mmm; \
goto finish_rsa;
+#define INIT_DSA_VFY_MECH(mmm) \
+ case CKM_DSA_##mmm: \
+ context->multi = PR_TRUE; \
+ crv = sftk_doSub##mmm(context); \
+ if (crv != CKR_OK) \
+ break; \
+ goto finish_dsa;
+
+#define INIT_ECDSA_VFY_MECH(mmm) \
+ case CKM_ECDSA_##mmm: \
+ context->multi = PR_TRUE; \
+ crv = sftk_doSub##mmm(context); \
+ if (crv != CKR_OK) \
+ break; \
+ goto finish_ecdsa;
+
switch (pMechanism->mechanism) {
INIT_RSA_VFY_MECH(MD5)
INIT_RSA_VFY_MECH(MD2)
@@ -3575,13 +3623,15 @@ NSC_VerifyInit(CK_SESSION_HANDLE hSession,
context->destroy = (SFTKDestroy)sftk_Space;
context->verify = (SFTKVerify)sftk_RSACheckSignPSS;
break;
- case CKM_DSA_SHA1:
- context->multi = PR_TRUE;
- crv = sftk_doSubSHA1(context);
- if (crv != CKR_OK)
- break;
- /* fall through */
+
+ INIT_DSA_VFY_MECH(SHA1)
+ INIT_DSA_VFY_MECH(SHA224)
+ INIT_DSA_VFY_MECH(SHA256)
+ INIT_DSA_VFY_MECH(SHA384)
+ INIT_DSA_VFY_MECH(SHA512)
+
case CKM_DSA:
+ finish_dsa:
if (key_type != CKK_DSA) {
crv = CKR_KEY_TYPE_INCONSISTENT;
break;
@@ -3594,13 +3644,15 @@ NSC_VerifyInit(CK_SESSION_HANDLE hSession,
context->verify = (SFTKVerify)nsc_DSA_Verify_Stub;
context->destroy = sftk_Null;
break;
- case CKM_ECDSA_SHA1:
- context->multi = PR_TRUE;
- crv = sftk_doSubSHA1(context);
- if (crv != CKR_OK)
- break;
- /* fall through */
+
+ INIT_ECDSA_VFY_MECH(SHA1)
+ INIT_ECDSA_VFY_MECH(SHA224)
+ INIT_ECDSA_VFY_MECH(SHA256)
+ INIT_ECDSA_VFY_MECH(SHA384)
+ INIT_ECDSA_VFY_MECH(SHA512)
+
case CKM_ECDSA:
+ finish_ecdsa:
if (key_type != CKK_EC) {
crv = CKR_KEY_TYPE_INCONSISTENT;
break;
@@ -4733,6 +4785,73 @@ loser:
#define PAIRWISE_DIGEST_LENGTH SHA224_LENGTH /* 224-bits */
#define PAIRWISE_MESSAGE_LENGTH 20 /* 160-bits */
+static CK_RV
+pairwise_signverify_mech (CK_SESSION_HANDLE hSession,
+ SFTKObject *publicKey, SFTKObject *privateKey,
+ CK_MECHANISM mech,
+ CK_ULONG signature_length,
+ CK_ULONG pairwise_digest_length)
+{
+ /* Variables used for Signature/Verification functions. */
+ /* Must be at least 256 bits for DSA2 digest */
+ unsigned char *known_digest = (unsigned char *)"Mozilla Rules the World through NSS!";
+ unsigned char *signature;
+ CK_RV crv;
+
+ /* Allocate space for signature data. */
+ signature = (unsigned char *)PORT_ZAlloc(signature_length);
+ if (signature == NULL) {
+ return CKR_HOST_MEMORY;
+ }
+
+ /* Sign the known hash using the private key. */
+ crv = NSC_SignInit(hSession, &mech, privateKey->handle);
+ if (crv != CKR_OK) {
+ PORT_Free(signature);
+ return crv;
+ }
+
+ crv = NSC_Sign(hSession,
+ known_digest,
+ pairwise_digest_length,
+ signature,
+ &signature_length);
+ if (crv != CKR_OK) {
+ PORT_Free(signature);
+ return crv;
+ }
+
+ /* detect trivial signing transforms */
+ if ((signature_length >= pairwise_digest_length) &&
+ (PORT_Memcmp(known_digest, signature + (signature_length - pairwise_digest_length), pairwise_digest_length) == 0)) {
+ PORT_Free(signature);
+ return CKR_DEVICE_ERROR;
+ }
+
+ /* Verify the known hash using the public key. */
+ crv = NSC_VerifyInit(hSession, &mech, publicKey->handle);
+ if (crv != CKR_OK) {
+ PORT_Free(signature);
+ return crv;
+ }
+
+ crv = NSC_Verify(hSession,
+ known_digest,
+ pairwise_digest_length,
+ signature,
+ signature_length);
+
+ /* Free signature data. */
+ PORT_Free(signature);
+
+ if ((crv == CKR_SIGNATURE_LEN_RANGE) ||
+ (crv == CKR_SIGNATURE_INVALID)) {
+ return CKR_GENERAL_ERROR;
+ }
+
+ return crv;
+}
+
/*
* FIPS 140-2 pairwise consistency check utilized to validate key pair.
*
@@ -4780,8 +4899,6 @@ sftk_PairwiseConsistencyCheck(CK_SESSION_HANDLE hSession,
/* Variables used for Signature/Verification functions. */
/* Must be at least 256 bits for DSA2 digest */
- unsigned char *known_digest = (unsigned char *)"Mozilla Rules the World through NSS!";
- unsigned char *signature;
CK_ULONG signature_length;
if (keyType == CKK_RSA) {
@@ -4935,76 +5052,32 @@ sftk_PairwiseConsistencyCheck(CK_SESSION_HANDLE hSession,
}
}
+#define SIGNVERIFY_CHECK_MECH(vfymech) \
+ mech.mechanism = vfymech; \
+ crv = pairwise_signverify_mech (hSession, publicKey, privateKey, \
+ mech, signature_length, pairwise_digest_length); \
+ if (crv != CKR_OK) \
+ return crv;
+
if (canSignVerify) {
- /* Determine length of signature. */
switch (keyType) {
case CKK_RSA:
signature_length = modulusLen;
- mech.mechanism = CKM_RSA_PKCS;
+ SIGNVERIFY_CHECK_MECH(CKM_SHA224_RSA_PKCS)
break;
case CKK_DSA:
signature_length = DSA_MAX_SIGNATURE_LEN;
pairwise_digest_length = subPrimeLen;
- mech.mechanism = CKM_DSA;
+ SIGNVERIFY_CHECK_MECH(CKM_DSA_SHA224)
break;
case CKK_EC:
signature_length = MAX_ECKEY_LEN * 2;
- mech.mechanism = CKM_ECDSA;
+ SIGNVERIFY_CHECK_MECH(CKM_ECDSA_SHA224)
break;
default:
return CKR_DEVICE_ERROR;
}
- /* Allocate space for signature data. */
- signature = (unsigned char *)PORT_ZAlloc(signature_length);
- if (signature == NULL) {
- return CKR_HOST_MEMORY;
- }
-
- /* Sign the known hash using the private key. */
- crv = NSC_SignInit(hSession, &mech, privateKey->handle);
- if (crv != CKR_OK) {
- PORT_Free(signature);
- return crv;
- }
-
- crv = NSC_Sign(hSession,
- known_digest,
- pairwise_digest_length,
- signature,
- &signature_length);
- if (crv != CKR_OK) {
- PORT_Free(signature);
- return crv;
- }
-
- /* detect trivial signing transforms */
- if ((signature_length >= pairwise_digest_length) &&
- (PORT_Memcmp(known_digest, signature + (signature_length - pairwise_digest_length), pairwise_digest_length) == 0)) {
- PORT_Free(signature);
- return CKR_DEVICE_ERROR;
- }
-
- /* Verify the known hash using the public key. */
- crv = NSC_VerifyInit(hSession, &mech, publicKey->handle);
- if (crv != CKR_OK) {
- PORT_Free(signature);
- return crv;
- }
-
- crv = NSC_Verify(hSession,
- known_digest,
- pairwise_digest_length,
- signature,
- signature_length);
-
- /* Free signature data. */
- PORT_Free(signature);
-
- if ((crv == CKR_SIGNATURE_LEN_RANGE) ||
- (crv == CKR_SIGNATURE_INVALID)) {
- return CKR_GENERAL_ERROR;
- }
if (crv != CKR_OK) {
return crv;
}
diff --git a/lib/softoken/softoken.h b/lib/softoken/softoken.h
index 30586fc..d5aaffa 100644
--- a/lib/softoken/softoken.h
+++ b/lib/softoken/softoken.h
@@ -35,6 +35,16 @@ RSA_HashCheckSign(SECOidTag hashOid, NSSLOWKEYPublicKey *key,
const unsigned char *sig, unsigned int sigLen,
const unsigned char *hash, unsigned int hashLen);
+extern SECStatus
+DSA_HashSign(SECOidTag hashOid, NSSLOWKEYPrivateKey *key,
+ unsigned char *sig, unsigned int *sigLen, unsigned int maxLen,
+ const unsigned char *hash, unsigned int hashLen);
+
+extern SECStatus
+ECDSA_HashSign(SECOidTag hashOid, NSSLOWKEYPrivateKey *key,
+ unsigned char *sig, unsigned int *sigLen, unsigned int maxLen,
+ const unsigned char *hash, unsigned int hashLen);
+
/*
** Prepare a buffer for padded CBC encryption, growing to the appropriate
** boundary, filling with the appropriate padding.
--
2.26.2
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