From d9723d242a2220e13e0217e5d2ff4fb00f08ca06 Mon Sep 17 00:00:00 2001
From: Scott Griepentrog <scott@griepentrog.com>
Date: Thu, 17 Sep 2015 16:34:41 -0500
Subject: CHAOS: avoid crash if string create fails

Validate string buffer allocation before using them.

ASTERISK-25323

Change-Id: Ib9c338bdc1e53fb8b81366f0b39482b83ef56ce0
---
 res/res_config_sqlite.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'res')

diff --git a/res/res_config_sqlite.c b/res/res_config_sqlite.c
index 5659b4e41..4375c3960 100644
--- a/res/res_config_sqlite.c
+++ b/res/res_config_sqlite.c
@@ -781,8 +781,16 @@ static int cdr_handler(struct ast_cdr *cdr)
 	struct ast_str *sql1 = ast_str_create(160), *sql2 = ast_str_create(16);
 	int first = 1;
 
+	if (!sql1 || !sql2) {
+		ast_free(sql1);
+		ast_free(sql2);
+		return -1;
+	}
+
 	if (!tbl) {
 		ast_log(LOG_WARNING, "No such table: %s\n", cdr_table);
+		ast_free(sql1);
+		ast_free(sql2);
 		return -1;
 	}
 
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