diff --git a/cmake/add_atsplugin.cmake b/cmake/add_atsplugin.cmake
index e097c4e3b7a..f7e956934e5 100644
--- a/cmake/add_atsplugin.cmake
+++ b/cmake/add_atsplugin.cmake
@@ -47,6 +47,11 @@ function(verify_global_plugin target)
   add_test(NAME verify_global_${target} COMMAND $<TARGET_FILE:traffic_server> -C
                                                 "verify_global_plugin $<TARGET_FILE:${target}>"
   )
+  # Process the optional suppression file parameter.
+  set(suppression_file ${ARGV1})
+  if(suppression_file)
+    set_tests_properties(verify_global_${target} PROPERTIES ENVIRONMENT "LSAN_OPTIONS=suppressions=${suppression_file}")
+  endif()
 endfunction()
 
 if(APPLE)
diff --git a/plugins/experimental/magick/CMakeLists.txt b/plugins/experimental/magick/CMakeLists.txt
index 97d07452c50..1fd0dc3dcb3 100644
--- a/plugins/experimental/magick/CMakeLists.txt
+++ b/plugins/experimental/magick/CMakeLists.txt
@@ -19,4 +19,4 @@ add_atsplugin(magick magick.cc)
 
 target_link_libraries(magick PRIVATE ImageMagick::MagickWand ImageMagick::MagickCore ts::tscppapi OpenSSL::Crypto)
 
-verify_global_plugin(magick)
+verify_global_plugin(magick ${CMAKE_CURRENT_SOURCE_DIR}/image_magic_dlopen_leak_suppression.txt)
diff --git a/plugins/experimental/magick/image_magic_dlopen_leak_suppression.txt b/plugins/experimental/magick/image_magic_dlopen_leak_suppression.txt
new file mode 100644
index 00000000000..a187337c190
--- /dev/null
+++ b/plugins/experimental/magick/image_magic_dlopen_leak_suppression.txt
@@ -0,0 +1,21 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# dlopen of plugins that link with ImageMagick results in ASan reporting a leak
+# for the verify_global tests for those plugins. It has been verified that the
+# plugin itself is not leaking because all other code for the plugin had been
+# commented out so there was nothing to leak in the plugin.
+leak:plugin_dso_load
diff --git a/plugins/webp_transform/CMakeLists.txt b/plugins/webp_transform/CMakeLists.txt
index 86eb796b266..c2e31d051b2 100644
--- a/plugins/webp_transform/CMakeLists.txt
+++ b/plugins/webp_transform/CMakeLists.txt
@@ -18,4 +18,4 @@
 add_atsplugin(webp_transform ImageTransform.cc)
 target_link_libraries(webp_transform PRIVATE ImageMagick::Magick++ tscppapi)
 
-verify_global_plugin(webp_transform)
+verify_global_plugin(webp_transform ${CMAKE_CURRENT_SOURCE_DIR}/image_magic_dlopen_leak_suppression.txt)
diff --git a/plugins/webp_transform/image_magic_dlopen_leak_suppression.txt b/plugins/webp_transform/image_magic_dlopen_leak_suppression.txt
new file mode 100644
index 00000000000..a187337c190
--- /dev/null
+++ b/plugins/webp_transform/image_magic_dlopen_leak_suppression.txt
@@ -0,0 +1,21 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# dlopen of plugins that link with ImageMagick results in ASan reporting a leak
+# for the verify_global tests for those plugins. It has been verified that the
+# plugin itself is not leaking because all other code for the plugin had been
+# commented out so there was nothing to leak in the plugin.
+leak:plugin_dso_load