diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index bdc5ee51225..0e10805327a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -102,6 +102,18 @@ no_rotation:
     - docker
     - linux
 
+ubuntu-20.04-sanitizer:
+  <<: *global_job_definition
+  image: docker.pkg.github.com/espressomd/docker/ubuntu-20.04:a1192b35590a1a474c55fe1e9a1e6c25758454ea
+  stage: build
+  script:
+    - export myconfig=maxset with_cuda=true with_coverage=false with_static_analysis=true with_asan=true with_ubsan=true test_timeout=900 ASAN_OPTIONS="allocator_may_return_null=1" OMPI_CC=clang-9 OMPI_CXX=clang++-9 CC=clang-9 CXX=clang++-9 UBSAN_OPTIONS=suppressions=${CI_PROJECT_DIR}/maintainer/CI/ubsan.supp
+    - bash maintainer/CI/build_cmake.sh
+  timeout: 2h
+  tags:
+    - docker
+    - linux
+
 ### Builds with different Distributions
 
 debian:10:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 74e393e7b30..86b96f7c225 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -375,7 +375,9 @@ endif()
 
 if(WITH_CLANG_TIDY)
   find_package(ClangTidy "${CMAKE_CXX_COMPILER_VERSION}" EXACT REQUIRED)
-  set(CMAKE_CXX_CLANG_TIDY "${CLANG_TIDY_EXE}")
+  set(CLANG_TIDY_EXCLUDES "[{name: boost/mpi/collectives/all_reduce.hpp}]")
+  set(CMAKE_CXX_CLANG_TIDY
+      "${CLANG_TIDY_EXE};--line-filter=${CLANG_TIDY_EXCLUDES}")
 endif()
 
 if(WITH_TESTS)
diff --git a/maintainer/CI/ubsan.supp b/maintainer/CI/ubsan.supp
new file mode 100644
index 00000000000..8b97055ac07
--- /dev/null
+++ b/maintainer/CI/ubsan.supp
@@ -0,0 +1,10 @@
+# Stuff occuring in boost directly
+null:boost/serialization/singleton.hpp
+null:boost/mpi/detail/binary_buffer_iprimitive.hpp
+null:boost/mpi/communicator.hpp
+
+# Caused by boost MPI
+null:stl_iterator.h
+
+# function calls with invalid pointers in Cython-generated code
+function:python/espressomd/*.cpp
diff --git a/src/core/clang_thrust_workaround.cuh b/src/core/clang_thrust_workaround.cuh
new file mode 100644
index 00000000000..75d00dd6720
--- /dev/null
+++ b/src/core/clang_thrust_workaround.cuh
@@ -0,0 +1,20 @@
+// This works around a bug which prevents compilation of trhust with Clang
+// https://github.com/thrust/thrust/issues/1032 (comment)
+
+#ifndef CLANG_THRUST_WORKAROUND_CUH
+#define CLANG_THRUST_WORKAROUND_CUH
+
+#ifdef __clang__
+#ifndef THRUST_CUB_NS_PREFIX
+#define THRUST_CUB_NS_PREFIX namespace thrust::cuda_cub {
+#define THRUST_CUB_NS_POSTFIX }
+
+#include <thrust/system/cuda/detail/cub/util_debug.cuh>
+
+using namespace thrust::cuda_cub::cub;
+#include <thrust/device_ptr.h>
+#include <thrust/reduce.h>
+#endif
+
+#endif
+#endif
diff --git a/src/core/cuda_wrapper.hpp b/src/core/cuda_wrapper.hpp
index 90677f7c6b3..379a9f728f5 100644
--- a/src/core/cuda_wrapper.hpp
+++ b/src/core/cuda_wrapper.hpp
@@ -21,6 +21,7 @@
 
 #if defined(__CUDACC__)
 
+#include "clang_thrust_workaround.cuh"
 #include <cuda.h>
 
 #endif
diff --git a/src/python/espressomd/CMakeLists.txt b/src/python/espressomd/CMakeLists.txt
index 5eda89913bc..f1169c76318 100644
--- a/src/python/espressomd/CMakeLists.txt
+++ b/src/python/espressomd/CMakeLists.txt
@@ -105,7 +105,7 @@ foreach(cython_file ${cython_SRC})
         ${outputpath}
         PROPERTIES
           COMPILE_FLAGS
-          "-Wno-pedantic -Wno-cpp -Wno-strict-aliasing -Wno-maybe-uninitialized -Wno-unused-variable"
+          "-Wno-pedantic -Wno-cpp -Wno-strict-aliasing -Wno-maybe-uninitialized -Wno-unused-variable -Wno-deprecated-declarations"
       )
     elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID
                                                      STREQUAL "AppleClang")
@@ -113,7 +113,7 @@ foreach(cython_file ${cython_SRC})
         ${outputpath}
         PROPERTIES
           COMPILE_FLAGS
-          "-Wno-pedantic -Wno-#warnings -Wno-sometimes-uninitialized -Wno-unused-variable"
+          "-Wno-pedantic -Wno-#warnings -Wno-sometimes-uninitialized -Wno-unused-variable -Wno-deprecated-declarations"
       )
     elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
       set_source_files_properties(${outputpath} PROPERTIES COMPILE_FLAGS