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Forbid passing NULL input buffers to RSA encryption routines

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This commit is contained in:
Hanno Becker
2018-12-18 17:04:59 +00:00
parent b86e684ed4
commit 2f660d047d
2 changed files with 6 additions and 9 deletions
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6
library/rsa.c
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@@ -1135,7 +1135,7 @@ int mbedtls_rsa_rsaes_oaep_encrypt( mbedtls_rsa_context *ctx,
RSA_VALIDATE_RET( mode == MBEDTLS_RSA_PRIVATE ||
mode == MBEDTLS_RSA_PUBLIC );
RSA_VALIDATE_RET( output != NULL );
RSA_VALIDATE_RET( ilen == 0 || input != NULL );
RSA_VALIDATE_RET( input != NULL );
RSA_VALIDATE_RET( label_len == 0 || label != NULL );
if( mode == MBEDTLS_RSA_PRIVATE && ctx->padding != MBEDTLS_RSA_PKCS_V21 )
@@ -1218,7 +1218,7 @@ int mbedtls_rsa_rsaes_pkcs1_v15_encrypt( mbedtls_rsa_context *ctx,
RSA_VALIDATE_RET( mode == MBEDTLS_RSA_PRIVATE ||
mode == MBEDTLS_RSA_PUBLIC );
RSA_VALIDATE_RET( output != NULL );
RSA_VALIDATE_RET( ilen == 0 || input != NULL );
RSA_VALIDATE_RET( input != NULL );
if( mode == MBEDTLS_RSA_PRIVATE && ctx->padding != MBEDTLS_RSA_PKCS_V15 )
return( MBEDTLS_ERR_RSA_BAD_INPUT_DATA );
@@ -1285,7 +1285,7 @@ int mbedtls_rsa_pkcs1_encrypt( mbedtls_rsa_context *ctx,
RSA_VALIDATE_RET( mode == MBEDTLS_RSA_PRIVATE ||
mode == MBEDTLS_RSA_PUBLIC );
RSA_VALIDATE_RET( output != NULL );
RSA_VALIDATE_RET( ilen == 0 || input != NULL );
RSA_VALIDATE_RET( input != NULL );
switch( ctx->padding )
{