diff --git a/src/plugins/libparted/libpartedbackend.cpp b/src/plugins/libparted/libpartedbackend.cpp
index a6fa3c4..c7aa68c 100644
--- a/src/plugins/libparted/libpartedbackend.cpp
+++ b/src/plugins/libparted/libpartedbackend.cpp
@@ -143,6 +143,8 @@ static quint64 firstUsableSector(const Device& d)
             rval += 32;
     }
 
+    ped_disk_destroy(pedDisk);
+
     return rval;
 }
 
@@ -171,6 +173,8 @@ static quint64 lastUsableSector(const Device& d)
             rval -= 32;
     }
 
+    ped_disk_destroy(pedDisk);
+
     return rval;
 }
 
@@ -321,8 +325,8 @@ void LibPartedBackend::scanDevicePartitions(Device& d, PedDisk* pedDisk)
 
         PartitionRole::Roles r = PartitionRole::None;
 
-        char* pedPath = ped_partition_get_path(pedPartition);
         FileSystem::Type type = FileSystem::Unknown;
+        char* pedPath = ped_partition_get_path(pedPartition);
         if (pedPath)
             type = detectFileSystem(QString::fromUtf8(pedPath));
         free(pedPath);
@@ -352,7 +356,9 @@ void LibPartedBackend::scanDevicePartitions(Device& d, PedDisk* pedDisk)
         if (parent == nullptr)
             parent = d.partitionTable();
 
-        const QString node = QString::fromUtf8(ped_partition_get_path(pedPartition));
+        pedPath = ped_partition_get_path(pedPartition);
+        const QString node = QString::fromUtf8(pedPath);
+        free(pedPath);
         FileSystem* fs = FileSystemFactory::create(type, pedPartition->geom.start, pedPartition->geom.end);
 
         // libparted does not handle LUKS partitions
@@ -445,6 +451,7 @@ Device* LibPartedBackend::scanDevice(const QString& device_node)
         scanDevicePartitions(*d, pedDisk);
     }
 
+    ped_device_destroy(pedDevice);
     return d;
 }
 
@@ -495,9 +502,9 @@ FileSystem::Type LibPartedBackend::detectFileSystem(const QString& partitionPath
         if ((dev = blkid_get_dev(cache,
                                  partitionPath.toLocal8Bit().constData(),
                                  BLKID_DEV_NORMAL)) != nullptr) {
-            QString s = QString::fromUtf8(blkid_get_tag_value(cache,
-                                                              "TYPE",
-                                                              partitionPath.toLocal8Bit().constData()));
+            char *string = blkid_get_tag_value(cache, "TYPE", partitionPath.toLocal8Bit().constData());
+            QString s = QString::fromUtf8(string);
+            free(string);
 
             if (s == QStringLiteral("ext2")) rval = FileSystem::Ext2;
             else if (s == QStringLiteral("ext3")) rval = FileSystem::Ext3;
@@ -513,9 +520,9 @@ FileSystem::Type LibPartedBackend::detectFileSystem(const QString& partitionPath
             else if (s == QStringLiteral("ufs")) rval = FileSystem::Ufs;
             else if (s == QStringLiteral("vfat")) {
                 // libblkid uses SEC_TYPE to distinguish between FAT16 and FAT32
-                QString st = QString::fromUtf8(blkid_get_tag_value(cache,
-                                                                   "SEC_TYPE",
-                                                                   partitionPath.toLocal8Bit().constData()));
+                string = blkid_get_tag_value(cache, "SEC_TYPE", partitionPath.toLocal8Bit().constData());
+                QString st = QString::fromUtf8(string);
+                free(string);
                 if (st == QStringLiteral("msdos"))
                     rval = FileSystem::Fat16;
                 else
@@ -582,5 +589,4 @@ QString LibPartedBackend::lastPartedExceptionMessage()
     return s_lastPartedExceptionMessage;
 }
 
-
 #include "libpartedbackend.moc"
diff --git a/src/plugins/libparted/libpartedpartitiontable.cpp b/src/plugins/libparted/libpartedpartitiontable.cpp
index 62d5cbc..9f5f4c6 100644
--- a/src/plugins/libparted/libpartedpartitiontable.cpp
+++ b/src/plugins/libparted/libpartedpartitiontable.cpp
@@ -44,8 +44,7 @@ LibPartedPartitionTable::LibPartedPartitionTable(PedDevice* device) :
 
 LibPartedPartitionTable::~LibPartedPartitionTable()
 {
-    if (m_PedDisk != nullptr)
-        ped_disk_destroy(m_PedDisk);
+    ped_disk_destroy(m_PedDisk);
 }
 
 bool LibPartedPartitionTable::open()
@@ -167,14 +166,18 @@ QString LibPartedPartitionTable::createPartition(Report& report, const Partition
 
     if (pedGeometry)
         pedConstraint = ped_constraint_exact(pedGeometry);
+    ped_geometry_destroy(pedGeometry);
 
     if (pedConstraint == nullptr) {
         report.line() << i18nc("@info/plain", "Failed to create a new partition: could not get geometry for constraint.");
         return QString();
     }
 
-    if (ped_disk_add_partition(pedDisk(), pedPartition, pedConstraint))
-        rval = QString::fromUtf8(ped_partition_get_path(pedPartition));
+    if (ped_disk_add_partition(pedDisk(), pedPartition, pedConstraint)) {
+        char *pedPath = ped_partition_get_path(pedPartition);
+        rval = QString::fromUtf8(pedPath);
+        free(pedPath);
+    }
     else {
         report.line() << xi18nc("@info/plain", "Failed to add partition <filename>%1</filename> to device <filename>%2</filename>.", partition.deviceNode(), QString::fromUtf8(pedDisk()->dev->path));
         report.line() << LibPartedBackend::lastPartedExceptionMessage();
@@ -223,8 +226,10 @@ bool LibPartedPartitionTable::updateGeometry(Report& report, const Partition& pa
                     rval = true;
                 else
                     report.line() << xi18nc("@info/plain", "Could not set geometry for partition <filename>%1</filename> while trying to resize/move it.", partition.deviceNode());
+                ped_constraint_destroy(pedConstraint);
             } else
                 report.line() << xi18nc("@info/plain", "Could not get constraint for partition <filename>%1</filename> while trying to resize/move it.", partition.deviceNode());
+            ped_geometry_destroy(pedGeometry);
         } else
             report.line() << xi18nc("@info/plain", "Could not get geometry for partition <filename>%1</filename> while trying to resize/move it.", partition.deviceNode());
     } else
@@ -283,12 +288,14 @@ bool LibPartedPartitionTable::resizeFileSystem(Report& report, const Partition&
 
                 if (!rval)
                     report.line() << xi18nc("@info/plain", "Could not resize file system on partition <filename>%1</filename>.", partition.deviceNode());
+                ped_geometry_destroy(resizedGeometry);
             } else
                 report.line() << xi18nc("@info/plain", "Could not get geometry for resized partition <filename>%1</filename> while trying to resize the file system.", partition.deviceNode());
 
             ped_file_system_close(pedFileSystem);
         } else
             report.line() << xi18nc("@info/plain", "Could not open partition <filename>%1</filename> while trying to resize the file system.", partition.deviceNode());
+        ped_geometry_destroy(originalGeometry);
     } else
         report.line() << xi18nc("@info/plain", "Could not read geometry for partition <filename>%1</filename> while trying to resize the file system.", partition.deviceNode());
 #else