| diff --git a/ssl/ssl3con.c b/ssl/ssl3con.c | |
| index a67a9d1..02b0dda 100644 | |
| --- a/ssl/ssl3con.c | |
| +++ b/ssl/ssl3con.c | |
| @@ -6964,7 +6964,8 @@ ssl3_HandleServerKeyExchange(sslSocket *ss, SSL3Opaque *b, PRUint32 length) | |
| if (rv != SECSuccess) { | |
| goto loser; /* malformed. */ | |
| } | |
| - if (dh_p.len < 512/8) { | |
| + if (dh_p.len < 1024/8 || | |
| + (dh_p.len == 1024/8 && (dh_p.data[0] & 0x80) == 0)) { | |
| errCode = SSL_ERROR_WEAK_SERVER_EPHEMERAL_DH_KEY; | |
| goto alert_loser; | |
| } |