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Fix undefined behaviour in the event of a zero length session id
[openssl.git]
/
ssl
/
ssl_sess.c
diff --git
a/ssl/ssl_sess.c
b/ssl/ssl_sess.c
index eaa9595f8c2f2ecbcb064848d6f075fcea270362..3857e027ee0d1b1cf0a303e80a9ebca245710df3 100644
(file)
--- a/
ssl/ssl_sess.c
+++ b/
ssl/ssl_sess.c
@@
-907,8
+907,9
@@
int SSL_SESSION_set1_id(SSL_SESSION *s, const unsigned char *sid,
return 0;
}
s->session_id_length = sid_len;
- if (sid != s->session_id)
+ if (sid != s->session_id
&& sid_len > 0
)
memcpy(s->session_id, sid, sid_len);
+
return 1;
}