diff options
| author | Joel Sing <jsing@cvs.openbsd.org> | 2019-10-25 14:40:19 +0000 |
|---|---|---|
| committer | Joel Sing <jsing@cvs.openbsd.org> | 2019-10-25 14:40:19 +0000 |
| commit | 1e706120fb0002e1fc61a0d52637334e4e223dd5 (patch) | |
| tree | fa064ea8a4e1040fc31856cbfcfd3ceecbbd30f5 /lib | |
| parent | 0c6c56ca4c04a8612cda44623999ab0fab67dd9b (diff) | |
Free maskHash when RSA_PSS_PARAMS is freed.
ok tb@
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libcrypto/rsa/rsa_asn1.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/lib/libcrypto/rsa/rsa_asn1.c b/lib/libcrypto/rsa/rsa_asn1.c index fa340a26d2f..4b8eda24dd0 100644 --- a/lib/libcrypto/rsa/rsa_asn1.c +++ b/lib/libcrypto/rsa/rsa_asn1.c @@ -1,4 +1,4 @@ -/* $OpenBSD: rsa_asn1.c,v 1.14 2019/10/24 16:26:13 jsing Exp $ */ +/* $OpenBSD: rsa_asn1.c,v 1.15 2019/10/25 14:40:18 jsing Exp $ */ /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL * project 2000. */ @@ -202,6 +202,26 @@ const ASN1_ITEM RSAPublicKey_it = { .sname = "RSA", }; +static int +rsa_pss_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, void *exarg) +{ + /* Free up maskHash */ + if (operation == ASN1_OP_FREE_PRE) { + RSA_PSS_PARAMS *pss = (RSA_PSS_PARAMS *)*pval; + X509_ALGOR_free(pss->maskHash); + } + return 1; +} + +static const ASN1_AUX RSA_PSS_PARAMS_aux = { + .app_data = NULL, + .flags = 0, + .ref_offset = 0, + .ref_lock = 0, + .asn1_cb = rsa_pss_cb, + .enc_offset = 0, +}; + static const ASN1_TEMPLATE RSA_PSS_PARAMS_seq_tt[] = { { .flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL, @@ -238,12 +258,11 @@ const ASN1_ITEM RSA_PSS_PARAMS_it = { .utype = V_ASN1_SEQUENCE, .templates = RSA_PSS_PARAMS_seq_tt, .tcount = sizeof(RSA_PSS_PARAMS_seq_tt) / sizeof(ASN1_TEMPLATE), - .funcs = NULL, + .funcs = &RSA_PSS_PARAMS_aux, .size = sizeof(RSA_PSS_PARAMS), .sname = "RSA_PSS_PARAMS", }; - RSA_PSS_PARAMS * d2i_RSA_PSS_PARAMS(RSA_PSS_PARAMS **a, const unsigned char **in, long len) { @@ -288,6 +307,7 @@ static const ASN1_AUX RSA_OAEP_PARAMS_aux = { .asn1_cb = rsa_oaep_cb, .enc_offset = 0, }; + static const ASN1_TEMPLATE RSA_OAEP_PARAMS_seq_tt[] = { { .flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL, |