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Avoid memory leak when RSA-CRT is not enabled in build

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This commit is contained in:
Jack Lloyd 2020-01-27 17:53:36 -05:00
parent 8c2631b6d3
commit 60239753d2
1 changed files with 8 additions and 0 deletions
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8
library/pkparse.c
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@ -769,6 +769,7 @@ static int pk_parse_key_pkcs1_der( mbedtls_rsa_context *rsa,
goto cleanup; goto cleanup;
p += len; p += len;
#if !defined(MBEDTLS_RSA_NO_CRT)
/* /*
* The RSA CRT parameters DP, DQ and QP are nominally redundant, in * The RSA CRT parameters DP, DQ and QP are nominally redundant, in
* that they can be easily recomputed from D, P and Q. However by * that they can be easily recomputed from D, P and Q. However by
@ -800,6 +801,13 @@ static int pk_parse_key_pkcs1_der( mbedtls_rsa_context *rsa,
( ret = mbedtls_mpi_read_binary( &rsa->QP, p, len ) ) != 0 ) ( ret = mbedtls_mpi_read_binary( &rsa->QP, p, len ) ) != 0 )
goto cleanup; goto cleanup;
p += len; p += len;
#else
/* Verify existance of the CRT params */
if( ( ret = mbedtls_asn1_get_mpi( &p, end, &T ) ) != 0 ||
( ret = mbedtls_asn1_get_mpi( &p, end, &T ) ) != 0 ||
( ret = mbedtls_asn1_get_mpi( &p, end, &T ) ) != 0 )
goto cleanup;
#endif
/* Complete the RSA private key */ /* Complete the RSA private key */
if( ( ret = mbedtls_rsa_complete( rsa ) ) != 0 ) if( ( ret = mbedtls_rsa_complete( rsa ) ) != 0 )