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Add missing validation code in CCM

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k-stachowiak 2018-12-11 15:57:19 +01:00 committed by Gilles Peskine
parent ff8a0989c8
commit f712534801
1 changed files with 7 additions and 0 deletions
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7
library/ccm.c
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@ -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 );