thunderbird/SOURCES/thunderbird-adapt-ml-dsa-support-to-rhel-nss.patch
2025-11-20 13:50:25 +00:00

60 lines
1.6 KiB
Diff

diff --git a/security/nss/lib/mozpkix/lib/pkixnss.cpp b/security/nss/lib/mozpkix/lib/pkixnss.cpp
index 31aa1ddd67..93ab402bfd 100644
--- a/security/nss/lib/mozpkix/lib/pkixnss.cpp
+++ b/security/nss/lib/mozpkix/lib/pkixnss.cpp
@@ -303,6 +303,28 @@ DigestBufNSS(Input item,
return Success;
}
+static SECOidTag
+findOIDByName(const char *cipherString)
+{
+ SECOidTag tag;
+ SECOidData *oid;
+
+ for (int i = 1; ; i++) {
+ SECOidTag tag = static_cast<SECOidTag>(i);
+ oid = SECOID_FindOIDByTag(tag);
+
+ if (oid == NULL) {
+ break;
+ }
+
+ if (strcasecmp(oid->desc, cipherString) == 0) {
+ return tag;
+ }
+ }
+
+ return SEC_OID_UNKNOWN;
+}
+
Result
VerifyMLDSASignedDataNSS(Input data,
Input signature,
@@ -323,17 +345,14 @@ VerifyMLDSASignedDataNSS(Input data,
SECItem dataItem(UnsafeMapInputToSECItem(data));
CK_MECHANISM_TYPE mechanism;
- switch (pubk->u.mldsa.paramSet) {
- case SEC_OID_ML_DSA_44:
- case SEC_OID_ML_DSA_65:
- case SEC_OID_ML_DSA_87:
- mechanism = CKM_ML_DSA;
- signaturePolicyTag = pubk->u.mldsa.paramSet;
- hashPolicyTag = SEC_OID_UNKNOWN;
- break;
- default:
- return Result::ERROR_UNSUPPORTED_KEYALG;
- break;
+ if (pubk->u.mldsa.params == findOIDByName("ML-DSA-44") ||
+ pubk->u.mldsa.params == findOIDByName("ML-DSA-65") ||
+ pubk->u.mldsa.params == findOIDByName("ML-DSA-87")) {
+ hashPolicyTag = SEC_OID_UNKNOWN;
+ mechanism = CKM_ML_DSA;
+ signaturePolicyTag = pubk->u.mldsa.params;
+ } else {
+ return Result::ERROR_UNSUPPORTED_KEYALG;
}
SECOidTag policyTags[2] = {signaturePolicyTag, hashPolicyTag};