Remove _X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
Signed-off-by: TRodziewicz <tomasz.rodziewicz@mobica.com>
This commit is contained in:
TRodziewicz
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364380e70c
commit
3ecb92e680
5 changed files with 7 additions and 23 deletions
4
ChangeLog.d/issue4378.txt
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4
ChangeLog.d/issue4378.txt
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@ -0,0 +1,4 @@
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Removals
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* Remove the MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION config.h
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option. The mbedtls_x509_crt_parse_der_with_ext_cb() is the way to go for
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for migration path. Fixes #4378.
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@ -1813,18 +1813,6 @@
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*/
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#define MBEDTLS_VERSION_FEATURES
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/**
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* \def MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
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*
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* If set, the X509 parser will not break-off when parsing an X509 certificate
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* and encountering an unknown critical extension.
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*
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* \warning Depending on your PKI use, enabling this can be a security risk!
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*
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* Uncomment to prevent an error.
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*/
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//#define MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
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/**
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* \def MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK
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*
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@ -818,8 +818,7 @@ static int x509_get_certificate_policies( unsigned char **p,
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{
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/*
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* Set the parsing return code but continue parsing, in case this
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* extension is critical and MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
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* is configured.
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* extension is critical.
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*/
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parse_ret = MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE;
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}
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@ -961,14 +960,12 @@ static int x509_get_crt_ext( unsigned char **p,
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/* No parser found, skip extension */
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*p = end_ext_octet;
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#if !defined(MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION)
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if( is_critical )
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{
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/* Data is marked as critical: fail */
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return( MBEDTLS_ERROR_ADD( MBEDTLS_ERR_X509_INVALID_EXTENSIONS,
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MBEDTLS_ERR_ASN1_UNEXPECTED_TAG ) );
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}
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#endif
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continue;
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}
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@ -1027,11 +1024,9 @@ static int x509_get_crt_ext( unsigned char **p,
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start_ext_octet, end_ext_octet ) == 0 )
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break;
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#if !defined(MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION)
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if( is_critical )
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return( ret );
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else
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#endif
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/*
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* If MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE is returned, then we
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* cannot interpret or enforce the policy. However, it is up to
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@ -1049,11 +1044,9 @@ static int x509_get_crt_ext( unsigned char **p,
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* supports, but there isn't an x509 parser for it,
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* skip the extension.
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*/
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#if !defined(MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION)
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if( is_critical )
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return( MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE );
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else
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#endif
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*p = end_ext_octet;
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}
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}
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@ -192,7 +192,6 @@ EXCLUDE_FROM_FULL = frozenset([
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'MBEDTLS_RSA_NO_CRT', # influences the use of RSA in X.509 and TLS
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'MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN', # build dependency (clang+memsan)
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'MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND', # build dependency (valgrind headers)
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'MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION', # influences the use of X.509 in TLS
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'MBEDTLS_X509_REMOVE_INFO', # removes a feature
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])
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@ -1783,7 +1783,7 @@ depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C
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x509parse_crt:"3081ad308197a0030201028204deadbeef300d06092a864886f70d01010b0500300c310a30080600130454657374301c170c303930313031303030303030170c303931323331323335393539300c310a30080600130454657374302a300d06092a864886f70d010101050003190030160210ffffffffffffffffffffffffffffffff0202ffffa100a200a311300f300d0603551d200406300430020601300d06092a864886f70d01010b0500030200ff":"":MBEDTLS_ERR_X509_INVALID_EXTENSIONS + MBEDTLS_ERR_ASN1_OUT_OF_DATA
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X509 CRT ASN1 (TBSCertificate v3, inv CertificatePolicies, unknown critical policy)
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depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C:!MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
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depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C
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x509parse_crt:"3081b130819ba0030201028204deadbeef300d06092a864886f70d01010b0500300c310a30080600130454657374301c170c303930313031303030303030170c303931323331323335393539300c310a30080600130454657374302a300d06092a864886f70d010101050003190030160210ffffffffffffffffffffffffffffffff0202ffffa100a200a315301330110603551d20010101040730053003060100300d06092a864886f70d01010b0500030200ff":"":MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE
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X509 CRT ASN1 (TBSCertificate v3, inv CertificatePolicies, policy qualifier invalid tag)
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@ -2001,7 +2001,7 @@ depends_on:MBEDTLS_ECDSA_C:MBEDTLS_ECP_DP_SECP192R1_ENABLED:MBEDTLS_SHA1_C:MBEDT
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x509parse_crt:"3081e430819f020104300d06092a864886f70d0101050500300f310d300b0603550403130454657374301e170d3133303731303135303233375a170d3233303730383135303233375a300f310d300b06035504031304546573743049301306072a8648ce3d020106082a8648ce3d03010103320004e962551a325b21b50cf6b990e33d4318fd16677130726357a196e3efe7107bcb6bdc6d9db2a4df7c964acfe81798433d300d06092a864886f70d01010505000331001a6c18cd1e457474b2d3912743f44b571341a7859a0122774a8e19a671680878936949f904c9255bdd6fffdb33a7e6d8":"cert. version \: 1\nserial number \: 04\nissuer name \: CN=Test\nsubject name \: CN=Test\nissued on \: 2013-07-10 15\:02\:37\nexpires on \: 2023-07-08 15\:02\:37\nsigned using \: RSA with SHA1\nEC key size \: 192 bits\n":0
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X509 CRT ASN1 (Unsupported critical extension)
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depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C:!MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
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depends_on:MBEDTLS_RSA_C:MBEDTLS_SHA256_C
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x509parse_crt:"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":"":MBEDTLS_ERR_X509_INVALID_EXTENSIONS + MBEDTLS_ERR_ASN1_UNEXPECTED_TAG
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X509 CRT ASN1 (Unsupported critical extension recognized by callback)
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