Commit 1ed9f99e authored by Janos Follath's avatar Janos Follath Committed by Simon Butcher

Fix null pointer dereference in the RSA module.

Introduced null pointer checks in mbedtls_rsa_rsaes_pkcs1_v15_encrypt
parent 8ca7bc42
......@@ -17,6 +17,8 @@ Bugfix
* Fix bug in mbedtls_x509_crt_parse that caused trailing extra data in the
buffer after DER certificates to be included in the raw representation.
* Fix issue that caused a hang when generating RSA keys of odd bitlength
* Fix bug in mbedtls_rsa_rsaes_pkcs1_v15_encrypt that made null pointer
dereference possible.
* On ARM platforms, when compiling with -O0 with GCC, Clang or armcc5,
......@@ -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 )
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 )
olen = ctx->len;
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