From: jinyaoguo <guo846@purdue.edu>
Date: Wed, 28 May 2025 01:47:48 +0000 (-0400)
Subject: ITS#10342 lmdb: fix potential memleak in child txn_begin
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ce339e82bd3e711e3fd675e3e6606c2516409160;p=thirdparty%2Fopenldap.git

ITS#10342 lmdb: fix potential memleak in child txn_begin
---

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index fcc66aae52..9fb142d23d 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -2974,8 +2974,10 @@ renew:
 		rc = mdb_txn_renew0(txn);
 	}
 	if (rc) {
-		if (txn != env->me_txn0)
+		if (txn != env->me_txn0) {
+			free(txn->mt_u.dirty_list);
 			free(txn);
+		}
 	} else {
 		txn->mt_flags |= flags;	/* could not change txn=me_txn0 earlier */
 		*ret = txn;