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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
commitf215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch)
tree6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /src/VBox/Runtime/common/crypto/x509-sanity.cpp
parentInitial commit. (diff)
downloadvirtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz
virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/VBox/Runtime/common/crypto/x509-sanity.cpp')
-rw-r--r--src/VBox/Runtime/common/crypto/x509-sanity.cpp171
1 files changed, 171 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/crypto/x509-sanity.cpp b/src/VBox/Runtime/common/crypto/x509-sanity.cpp
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+/* $Id: x509-sanity.cpp $ */
+/** @file
+ * IPRT - Crypto - X.509, Sanity Checkers.
+ */
+
+/*
+ * Copyright (C) 2006-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+* Header Files *
+*********************************************************************************************************************************/
+#include "internal/iprt.h"
+#include <iprt/crypto/x509.h>
+
+#include <iprt/err.h>
+#include <iprt/string.h>
+
+#include "x509-internal.h"
+
+
+
+static int rtCrX509Validity_CheckSanityExtra(PCRTCRX509VALIDITY pThis, uint32_t fFlags, PRTERRINFO pErrInfo, const char *pszErrorTag)
+{
+ RT_NOREF_PV(fFlags);
+
+ if (RTAsn1Time_Compare(&pThis->NotBefore, &pThis->NotAfter) > 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_VALIDITY_SWAPPED, "%s: NotBefore is after NotAfter", pszErrorTag);
+ /** @todo check tag constraints? */
+ return VINF_SUCCESS;
+}
+
+
+static int rtCrX509Name_CheckSanityExtra(PCRTCRX509NAME pThis, uint32_t fFlags, PRTERRINFO pErrInfo, const char *pszErrorTag)
+{
+ RT_NOREF_PV(fFlags);
+
+ if (pThis->cItems == 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_NAME_EMPTY_SET, "%s: Has no components.", pszErrorTag);
+
+ for (uint32_t i = 0; i < pThis->cItems; i++)
+ {
+ PCRTCRX509RELATIVEDISTINGUISHEDNAME const pRdn = pThis->papItems[i];
+ if (pRdn->cItems == 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_NAME_EMPTY_SUB_SET,
+ "%s: Items[%u] has no sub components.", pszErrorTag, i);
+
+ for (uint32_t j = 0; j < pRdn->cItems; j++)
+ {
+ PCRTCRX509ATTRIBUTETYPEANDVALUE const pAttr = pRdn->papItems[j];
+
+ if (pAttr->Value.enmType != RTASN1TYPE_STRING)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_NAME_NOT_STRING,
+ "%s: Items[%u].paItems[%u].enmType is %d instead of string (%d).",
+ pszErrorTag, i, j, pAttr->Value.enmType, RTASN1TYPE_STRING);
+ if (pAttr->Value.u.String.Asn1Core.cb == 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_NAME_EMPTY_STRING,
+ "%s: Items[%u].paItems[%u] is an empty string", pszErrorTag, i, j);
+ switch (pAttr->Value.u.String.Asn1Core.uTag)
+ {
+ case ASN1_TAG_PRINTABLE_STRING:
+ case ASN1_TAG_UTF8_STRING:
+ break;
+ case ASN1_TAG_T61_STRING:
+ case ASN1_TAG_UNIVERSAL_STRING:
+ case ASN1_TAG_BMP_STRING:
+ break;
+ case ASN1_TAG_IA5_STRING: /* Used by "Microsoft Root Certificate Authority" in the "com" part of the Issuer. */
+ break;
+ default:
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_INVALID_NAME_STRING_TAG,
+ "%s: Items[%u].paItems[%u] invalid string type: %u", pszErrorTag, i, j,
+ pAttr->Value.u.String.Asn1Core.uTag);
+ }
+ }
+ }
+
+ return VINF_SUCCESS;
+}
+
+
+static int rtCrX509SubjectPublicKeyInfo_CheckSanityExtra(PCRTCRX509SUBJECTPUBLICKEYINFO pThis, uint32_t fFlags,
+ PRTERRINFO pErrInfo, const char *pszErrorTag)
+{
+ RT_NOREF_PV(fFlags);
+ if (pThis->SubjectPublicKey.cBits <= 32)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_PUBLIC_KEY_TOO_SMALL,
+ "%s: SubjectPublicKey is too small, only %u bits", pszErrorTag, pThis->SubjectPublicKey.cBits);
+ return VINF_SUCCESS;
+}
+
+
+static int rtCrX509TbsCertificate_CheckSanityExtra(PCRTCRX509TBSCERTIFICATE pThis, uint32_t fFlags,
+ PRTERRINFO pErrInfo, const char *pszErrorTag)
+{
+ RT_NOREF_PV(fFlags);
+
+ if ( RTAsn1Integer_IsPresent(&pThis->T0.Version)
+ && RTAsn1Integer_UnsignedCompareWithU32(&pThis->T0.Version, RTCRX509TBSCERTIFICATE_V1) != 0
+ && RTAsn1Integer_UnsignedCompareWithU32(&pThis->T0.Version, RTCRX509TBSCERTIFICATE_V2) != 0
+ && RTAsn1Integer_UnsignedCompareWithU32(&pThis->T0.Version, RTCRX509TBSCERTIFICATE_V3) != 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_TBSCERT_UNSUPPORTED_VERSION,
+ "%s: Unknown Version number: %llu",
+ pszErrorTag, pThis->T0.Version.uValue.u);
+
+ if ( pThis->SerialNumber.Asn1Core.cb < 1
+ || pThis->SerialNumber.Asn1Core.cb > 1024)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_TBSCERT_SERIAL_NUMBER_OUT_OF_BOUNDS,
+ "%s: Bad SerialNumber length: %u", pszErrorTag, pThis->SerialNumber.Asn1Core.cb);
+
+ if ( ( RTAsn1BitString_IsPresent(&pThis->T1.IssuerUniqueId)
+ || RTAsn1BitString_IsPresent(&pThis->T2.SubjectUniqueId))
+ && RTAsn1Integer_UnsignedCompareWithU32(&pThis->T0.Version, RTCRX509TBSCERTIFICATE_V2) < 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_TBSCERT_UNIQUE_IDS_REQ_V2,
+ "%s: IssuerUniqueId and SubjectUniqueId requires version 2", pszErrorTag);
+
+ if ( RTCrX509Extensions_IsPresent(&pThis->T3.Extensions)
+ && RTAsn1Integer_UnsignedCompareWithU32(&pThis->T0.Version, RTCRX509TBSCERTIFICATE_V3) < 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_TBSCERT_EXTS_REQ_V3, "%s: Extensions requires version 3", pszErrorTag);
+
+ return VINF_SUCCESS;
+}
+
+
+static int rtCrX509Certificate_CheckSanityExtra(PCRTCRX509CERTIFICATE pThis, uint32_t fFlags,
+ PRTERRINFO pErrInfo, const char *pszErrorTag)
+{
+ RT_NOREF_PV(fFlags);
+
+ if (RTCrX509AlgorithmIdentifier_Compare(&pThis->SignatureAlgorithm, &pThis->TbsCertificate.Signature) != 0)
+ return RTErrInfoSetF(pErrInfo, VERR_CR_X509_CERT_TBS_SIGN_ALGO_MISMATCH,
+ "%s: SignatureAlgorithm (%s) does not match TbsCertificate.Signature (%s).", pszErrorTag,
+ pThis->SignatureAlgorithm.Algorithm.szObjId,
+ pThis->TbsCertificate.Signature.Algorithm.szObjId);
+ return VINF_SUCCESS;
+}
+
+
+/*
+ * Generate the code.
+ */
+#include <iprt/asn1-generator-sanity.h>
+