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Fix null pointer dereference in the RSA module.

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Introduced null pointer checks in mbedtls_rsa_rsaes_pkcs1_v15_encrypt
This commit is contained in:
Janos Follath
2016-03-18 11:45:44 +00:00
committed by Simon Butcher
parent 8ca7bc42d0
commit 1ed9f99ef3
2 changed files with 4 additions and 1 deletions
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3
library/rsa.c
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@ -596,7 +596,8 @@ int mbedtls_rsa_rsaes_pkcs1_v15_encrypt( mbedtls_rsa_context *ctx,
if( mode == MBEDTLS_RSA_PRIVATE && ctx->padding != MBEDTLS_RSA_PKCS_V15 )
return( MBEDTLS_ERR_RSA_BAD_INPUT_DATA );
if( f_rng == NULL )
// We don't check p_rng because it won't be dereferenced here
if( f_rng == NULL || input == NULL || output == NULL )
return( MBEDTLS_ERR_RSA_BAD_INPUT_DATA );
olen = ctx->len;