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Propogate error when parsing SubjectAltNames

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The previous behaviour of mbedtls_x509_parse_subject_alternative_name()
was to silently ignore errors coming from x509_get_other_name(). The
current commit fixes it and returns with an error.
This commit is contained in:
Janos Follath 2019-05-10 14:17:16 +01:00
parent 2f0ec1e3bf
commit 6c379b4b80
1 changed files with 3 additions and 2 deletions
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5
library/x509_crt.c
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@ -1823,8 +1823,9 @@ int mbedtls_x509_parse_subject_alternative_name( const mbedtls_x509_crt *crt,
* In case MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE is returned, * In case MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE is returned,
* then the "otherName" is of an unsupported type. Ignore. * then the "otherName" is of an unsupported type. Ignore.
*/ */
if( ret == MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE ) if( ret != MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE )
ret = 0; return MBEDTLS_ERR_X509_INVALID_FORMAT;
cur = cur->next; cur = cur->next;
continue; continue;
} }