The attached files is derived from OpenLDAP Software. All of the modifications to OpenLDAP Software represented in the following patch(es) were developed by Peter-Service LLC, Moscow, Russia. Peter-Service LLC has not assigned rights and/or interest in this work to any party. I, Leonid Yuriev am authorized by Peter-Service LLC, my employer, to release this work under the following terms.

Peter-Service LLC hereby places the following modifications to OpenLDAP Software (and only these modifications) into the public domain. Hence, these modifications may be freely used and/or redistributed for any purpose with or without attribution and/or other notice.

https://github.com/leo-yuriev/openldap-lmdb-challenge/commit/1d29214f60300c8...

Author: Leo Yuriev leo@yuriev.ru Date: 2014-10-14 14:49:25 +0400

BUGFIX - lmdb-backend: heap corruption due to returning a reference to the local variable.

diff --git a/servers/slapd/back-mdb/dn2id.c b/servers/slapd/back-mdb/dn2id.c index 06e6ad3..41c4758 100644 --- a/servers/slapd/back-mdb/dn2id.c +++ b/servers/slapd/back-mdb/dn2id.c @@ -346,7 +346,7 @@ mdb_dn2id( cursor = mc; } else { rc = mdb_cursor_open( txn, dbi, &cursor ); - if ( rc ) return rc; + if ( rc ) goto done; }

for (;;) { @@ -470,7 +470,7 @@ mdb_dn2sups( key.mv_size = sizeof(ID);

rc = mdb_cursor_open( txn, dbi, &cursor ); - if ( rc ) return rc; + if ( rc ) goto done;

for (;;) { key.mv_data = &pid;