diff options
author | Kenny Root <kroot@google.com> | 2015-07-24 21:02:57 +0000 |
---|---|---|
committer | Android Git Automerger <android-git-automerger@android.com> | 2015-07-24 21:02:57 +0000 |
commit | 3b2c60656d36f47063e972b9aa2c11ef235253a6 (patch) | |
tree | 4d210b442e8e6742e9b0ff9dca4fc158c1a6a03e /src/crypto/evp/p_dsa_asn1.c | |
parent | ffd8e0a5b40ce124e6dce4cb7546a26680d33d16 (diff) | |
parent | 07f4f42347557420f105a72d9a93bc8ee88a3dc5 (diff) | |
download | external_boringssl-3b2c60656d36f47063e972b9aa2c11ef235253a6.zip external_boringssl-3b2c60656d36f47063e972b9aa2c11ef235253a6.tar.gz external_boringssl-3b2c60656d36f47063e972b9aa2c11ef235253a6.tar.bz2 |
am 07f4f423: Merge changes Icdc56a50,I63d5dc28,Ia7d0c5d8,I47406533
* commit '07f4f42347557420f105a72d9a93bc8ee88a3dc5':
Handle RDRAND failures.
dsa_pub_encode: Write out DSA parameters (p, q, g) in addition to key.
Fix for CVE-2015-1789.
Fixes for CVE-2015-1791.
Diffstat (limited to 'src/crypto/evp/p_dsa_asn1.c')
-rw-r--r-- | src/crypto/evp/p_dsa_asn1.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/src/crypto/evp/p_dsa_asn1.c b/src/crypto/evp/p_dsa_asn1.c index 0ac7da7..826d4e4 100644 --- a/src/crypto/evp/p_dsa_asn1.c +++ b/src/crypto/evp/p_dsa_asn1.c @@ -129,21 +129,37 @@ err: static int dsa_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey) { DSA *dsa; - void *pval = NULL; + ASN1_STRING *pval = NULL; uint8_t *penc = NULL; int penclen; dsa = pkey->pkey.dsa; dsa->write_params = 0; - penclen = i2d_DSAPublicKey(dsa, &penc); + int ptype; + if (dsa->p && dsa->q && dsa->g) { + pval = ASN1_STRING_new(); + if (!pval) { + OPENSSL_PUT_ERROR(EVP, dsa_pub_encode, ERR_R_MALLOC_FAILURE); + goto err; + } + pval->length = i2d_DSAparams(dsa, &pval->data); + if (pval->length <= 0) { + OPENSSL_PUT_ERROR(EVP, dsa_pub_encode, ERR_R_MALLOC_FAILURE); + goto err; + } + ptype = V_ASN1_SEQUENCE; + } else { + ptype = V_ASN1_UNDEF; + } + penclen = i2d_DSAPublicKey(dsa, &penc); if (penclen <= 0) { OPENSSL_PUT_ERROR(EVP, dsa_pub_encode, ERR_R_MALLOC_FAILURE); goto err; } - if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_DSA), V_ASN1_UNDEF, pval, + if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_DSA), ptype, pval, penc, penclen)) { return 1; } |