From 62f04579610e3d34955331ed8f3b16bfdaa2fae1 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Thu, 24 Jun 2004 12:07:36 +0000 Subject: length limit the sscanf() parsing to prevent buffer overflow --- lib/telnet.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lib/telnet.c') diff --git a/lib/telnet.c b/lib/telnet.c index 6915e601d..aea4fdd82 100644 --- a/lib/telnet.c +++ b/lib/telnet.c @@ -878,7 +878,7 @@ static void suboption(struct connectdata *conn) tmplen = (strlen(v->data) + 1); /* Add the variable only if it fits */ if(len + tmplen < (int)sizeof(temp)-6) { - sscanf(v->data, "%127[^,],%s", varname, varval); + sscanf(v->data, "%127[^,],%127s", varname, varval); snprintf((char *)&temp[len], sizeof(temp) - len, "%c%s%c%s", CURL_NEW_ENV_VAR, varname, CURL_NEW_ENV_VALUE, varval); -- cgit v1.2.3