diff options
| author | Dr. Stephen Henson <steve@openssl.org> | 2010-01-22 20:17:12 +0000 |
|---|---|---|
| committer | Dr. Stephen Henson <steve@openssl.org> | 2010-01-22 20:17:12 +0000 |
| commit | ba64ae6cd13182f4f1d99beed8274e17bf8a92b7 (patch) | |
| tree | 2b40d7d1c7f273aefce953b53262107074af68ff /crypto/dsa/dsa_ameth.c | |
| parent | 3a88efd48c4de1e6d46f1b379dd3ff84847297d5 (diff) | |
Tolerate PKCS#8 DSA format with negative private key.
Diffstat (limited to 'crypto/dsa/dsa_ameth.c')
| -rw-r--r-- | crypto/dsa/dsa_ameth.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/crypto/dsa/dsa_ameth.c b/crypto/dsa/dsa_ameth.c index a588740cd8..5482330c84 100644 --- a/crypto/dsa/dsa_ameth.c +++ b/crypto/dsa/dsa_ameth.c @@ -237,8 +237,16 @@ static int dsa_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8) } else { + const unsigned char *q = p; if (!(privkey=d2i_ASN1_INTEGER(NULL, &p, pklen))) goto decerr; + if (privkey->type == V_ASN1_NEG_INTEGER) + { + p8->broken = PKCS8_NEG_PRIVKEY; + ASN1_INTEGER_free(privkey); + if (!(privkey=d2i_ASN1_UINTEGER(NULL, &q, pklen))) + goto decerr; + } if (ptype != V_ASN1_SEQUENCE) goto decerr; } |