From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Tue, 3 Nov 2020 07:01:09 +0000 (+0100)
Subject: avoid reading freed memory
X-Git-Tag: auth-4.4.0-alpha3^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=refs%2Fpull%2F9665%2Fhead;p=thirdparty%2Fpdns.git

avoid reading freed memory
---

diff --git a/modules/lmdbbackend/lmdbbackend.cc b/modules/lmdbbackend/lmdbbackend.cc
index 3ac4d2e2ae..daba3ae161 100644
--- a/modules/lmdbbackend/lmdbbackend.cc
+++ b/modules/lmdbbackend/lmdbbackend.cc
@@ -763,7 +763,7 @@ bool LMDBBackend::get(DNSZoneRecord& rr)
       key = d_currentKey.get<string_view>();
     }
 
-    const auto& drr = d_currentrrset[d_currentrrsetpos++];
+    const auto& drr = d_currentrrset.at(d_currentrrsetpos++);
 
     rr.dr.d_name = compoundOrdername::getQName(key) + d_lookupdomain;
     rr.domain_id = compoundOrdername::getDomainID(key);