From: Matthew Beeching <redacted>
Date: Fri, 13 Dec 2013 08:19:49 +0000 (+0000)
Subject: Possible fix for crash in SASL code
X-Git-Tag: 1.9~1
X-Git-Url: https://jfr.im/git/irc/evilnet/x3.git/commitdiff_plain/8dc633d68df6ac0487b63b59634066a3d3dfb1f0?ds=sidebyside

Possible fix for crash in SASL code
---

diff --git a/src/nickserv.c b/src/nickserv.c
index 4bcfdb8..8a73ede 100644
--- a/src/nickserv.c
+++ b/src/nickserv.c
@@ -5547,9 +5547,11 @@ sasl_delete_session(struct SASLSession *session)
 
     if (session->buf)
         free(session->buf);
+    session->buf = NULL;
 
     if (session->sslclifp)
         free(session->sslclifp);
+    session->sslclifp = NULL;
 
     if (session->next)
         session->next->prev = session->prev;
@@ -5756,7 +5758,8 @@ handle_sasl_input(struct server* source ,const char *uid, const char *subcmd, co
     {
         sasl_packet(sess);
         sess->buflen = 0;
-        free(sess->buf);
+        if (sess->buf != NULL)
+          free(sess->buf);
         sess->buf = sess->p = NULL;
     }
 }