From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Sat, 24 Oct 2020 17:24:34 +0000 (-0700)
Subject: use safer snprintf in agnameof()
X-Git-Tag: 2.46.0~20^2^2~4^2~1
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=58047f3e3adc1cea04fa1f79f6070418c2352303;p=graphviz

use safer snprintf in agnameof()
---

diff --git a/lib/cgraph/id.c b/lib/cgraph/id.c
index a03cec5f6..96aaa912c 100644
--- a/lib/cgraph/id.c
+++ b/lib/cgraph/id.c
@@ -152,7 +152,7 @@ char *agnameof(void *obj)
     }
     if (AGTYPE(obj) != AGEDGE) {
 	static char buf[32];
-	sprintf(buf, "%c%ld", LOCALNAMEPREFIX, AGID(obj));
+	snprintf(buf, sizeof(buf), "%c%ld", LOCALNAMEPREFIX, AGID(obj));
 	rv = buf;
     }
     else