07740e6dd0
This issue is from a public project.
CVE-2023-6135 nss: vulnerable to Minerva side-channel information leak [rhel-8.9.0.z]
43 lines
1.6 KiB
Diff
43 lines
1.6 KiB
Diff
diff --git a/lib/softoken/sftkmessage.c b/lib/softoken/sftkmessage.c
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--- a/lib/softoken/sftkmessage.c
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+++ b/lib/softoken/sftkmessage.c
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@@ -146,16 +146,38 @@ sftk_CryptMessage(CK_SESSION_HANDLE hSes
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CHECK_FORK();
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/* make sure we're legal */
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crv = sftk_GetContext(hSession, &context, contextType, PR_TRUE, NULL);
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if (crv != CKR_OK)
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return crv;
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+ if (context->isFIPS && (contextType == SFTK_MESSAGE_ENCRYPT)) {
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+ if ((pParameter == NULL) || (ulParameterLen != sizeof(CK_GCM_MESSAGE_PARAMS))) {
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+ context->isFIPS = PR_FALSE;
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+ } else {
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+ CK_GCM_MESSAGE_PARAMS *p = (CK_GCM_MESSAGE_PARAMS *)pParameter;
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+ switch (p->ivGenerator) {
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+ case CKG_NO_GENERATE:
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+ context->isFIPS = PR_FALSE;
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+ break;
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+ case CKG_GENERATE_RANDOM:
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+ if ((p->ulIvLen < 12) || (p->ulIvFixedBits != 0)) {
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+ context->isFIPS = PR_FALSE;
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+ }
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+ break;
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+ default:
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+ if ((p->ulIvLen < 12) || (p->ulIvFixedBits < 32)) {
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+ context->isFIPS = PR_FALSE;
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+ }
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+ }
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+ }
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+ }
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+
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if (!pOuttext) {
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*pulOuttextLen = ulIntextLen;
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return CKR_OK;
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}
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rv = (*context->aeadUpdate)(context->cipherInfo, pOuttext, &outlen,
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maxout, pIntext, ulIntextLen,
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pParameter, ulParameterLen,
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pAssociatedData, ulAssociatedDataLen);
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