From: Howard Chu <hyc@openldap.org>
Date: Mon, 17 Jun 2024 16:06:19 +0000 (+0100)
Subject: ITS#9378 don't try to print oversized keys in debug msg
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ce6f8e2d930a1a2d8db0bbb1a4dd80081772c891;p=thirdparty%2Fopenldap.git

ITS#9378 don't try to print oversized keys in debug msg
---

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index 3914658b56..9ec7305efc 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -1999,8 +1999,10 @@ mdb_dval(MDB_txn *txn, MDB_dbi dbi, MDB_val *data, char *buf)
 {
 	if (txn->mt_dbs[dbi].md_flags & MDB_DUPSORT) {
 		mdb_dkey(data, buf+1);
-		*buf = '[';
-		strcpy(buf + data->mv_size * 2 + 1, "]");
+		if (data->mv_size < DKBUF_MAXKEYSIZE - 2) {
+			*buf = '[';
+			strcpy(buf + data->mv_size * 2 + 1, "]");
+		}
 	} else
 		*buf = '\0';
 	return buf;