From f7125348019b60e1a98171a75137867a3810c1d2 Mon Sep 17 00:00:00 2001 From: k-stachowiak Date: Tue, 11 Dec 2018 15:57:19 +0100 Subject: [PATCH] Add missing validation code in CCM --- library/ccm.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/library/ccm.c b/library/ccm.c index 97eed7bd8..78d04b2e3 100644 --- a/library/ccm.c +++ b/library/ccm.c @@ -397,6 +397,13 @@ int mbedtls_ccm_auth_decrypt( mbedtls_ccm_context *ctx, size_t length, const unsigned char *input, unsigned char *output, const unsigned char *tag, size_t tag_len ) { + CCM_VALIDATE_RET( ctx != NULL ); + CCM_VALIDATE_RET( iv != NULL ); + CCM_VALIDATE_RET( add_len == 0 || add != NULL ); + CCM_VALIDATE_RET( length == 0 || input != NULL ); + CCM_VALIDATE_RET( length == 0 || output != NULL ); + CCM_VALIDATE_RET( tag != NULL ); + if( tag_len == 0 ) return( MBEDTLS_ERR_CCM_BAD_INPUT );