diff --git a/analyzer/codechecker_analyzer/pre_analysis_manager.py b/analyzer/codechecker_analyzer/pre_analysis_manager.py
index 8d5a591ec7..ec97dcb484 100644
--- a/analyzer/codechecker_analyzer/pre_analysis_manager.py
+++ b/analyzer/codechecker_analyzer/pre_analysis_manager.py
@@ -201,7 +201,10 @@ def signal_handler(signum, frame):
         raise
     finally:
         pool.join()
-        # Return whether the call completed without raising an exception.
+        # The following pylint report is suppressed, because "result" would not
+        # be set if Pool.map_async() itself would raise an exception. If
+        # exceptions are raised by the callback functions, "result" is set.
+        # pylint: disable=used-before-assignment
         if not result.successful():
             # If the remote call raised an exception then that exception will
             # be reraised by get().
diff --git a/analyzer/requirements.txt b/analyzer/requirements.txt
index 977930d4a8..00c9687002 100644
--- a/analyzer/requirements.txt
+++ b/analyzer/requirements.txt
@@ -2,4 +2,3 @@ lxml==4.9.2
 portalocker==2.2.1
 psutil==5.8.0
 PyYAML==6.0.1
-mypy_extensions==0.4.3
diff --git a/analyzer/requirements_py/dev/requirements.txt b/analyzer/requirements_py/dev/requirements.txt
index ed0c438012..7b9e104e6e 100644
--- a/analyzer/requirements_py/dev/requirements.txt
+++ b/analyzer/requirements_py/dev/requirements.txt
@@ -3,8 +3,7 @@ pytest==7.3.1
 pycodestyle==2.7.0
 psutil==5.8.0
 portalocker==2.2.1
-pylint==2.8.2
+pylint==2.17.6
 mkdocs==1.2.3
 PyYAML==6.0.1
-mypy_extensions==0.4.3
 coverage==5.5.0
diff --git a/analyzer/requirements_py/osx/requirements.txt b/analyzer/requirements_py/osx/requirements.txt
index a9c756db0d..f83252b9bf 100644
--- a/analyzer/requirements_py/osx/requirements.txt
+++ b/analyzer/requirements_py/osx/requirements.txt
@@ -3,4 +3,3 @@ portalocker==2.2.1
 psutil==5.8.0
 scan-build==2.0.19
 PyYAML==6.0.1
-mypy_extensions==0.4.3
diff --git a/analyzer/tools/build-logger/requirements_py/dev/requirements.txt b/analyzer/tools/build-logger/requirements_py/dev/requirements.txt
index dea2d59c92..1406186122 100644
--- a/analyzer/tools/build-logger/requirements_py/dev/requirements.txt
+++ b/analyzer/tools/build-logger/requirements_py/dev/requirements.txt
@@ -1,3 +1,3 @@
 pytest==7.3.1
 pycodestyle==2.4.0
-pylint==2.8.2
+pylint==2.17.6
diff --git a/analyzer/tools/merge_clang_extdef_mappings/requirements_py/dev/requirements.txt b/analyzer/tools/merge_clang_extdef_mappings/requirements_py/dev/requirements.txt
index dea2d59c92..1406186122 100644
--- a/analyzer/tools/merge_clang_extdef_mappings/requirements_py/dev/requirements.txt
+++ b/analyzer/tools/merge_clang_extdef_mappings/requirements_py/dev/requirements.txt
@@ -1,3 +1,3 @@
 pytest==7.3.1
 pycodestyle==2.4.0
-pylint==2.8.2
+pylint==2.17.6
diff --git a/analyzer/tools/statistics_collector/requirements_py/dev/requirements.txt b/analyzer/tools/statistics_collector/requirements_py/dev/requirements.txt
index dea2d59c92..1406186122 100644
--- a/analyzer/tools/statistics_collector/requirements_py/dev/requirements.txt
+++ b/analyzer/tools/statistics_collector/requirements_py/dev/requirements.txt
@@ -1,3 +1,3 @@
 pytest==7.3.1
 pycodestyle==2.4.0
-pylint==2.8.2
+pylint==2.17.6
diff --git a/codechecker_common/requirements_py/dev/requirements.txt b/codechecker_common/requirements_py/dev/requirements.txt
index 8da0fc4a50..9559acbdb8 100644
--- a/codechecker_common/requirements_py/dev/requirements.txt
+++ b/codechecker_common/requirements_py/dev/requirements.txt
@@ -1,5 +1,4 @@
 portalocker==2.2.1
 coverage==5.5.0
-mypy==0.812
-mypy_extensions==0.4.3
+mypy==1.5.1
 PyYAML==6.0.1
diff --git a/tools/bazel/requirements_py/dev/requirements.txt b/tools/bazel/requirements_py/dev/requirements.txt
index 4b673440f5..a8ab579fb5 100644
--- a/tools/bazel/requirements_py/dev/requirements.txt
+++ b/tools/bazel/requirements_py/dev/requirements.txt
@@ -1,5 +1,4 @@
 pytest==7.3.1
 pycodestyle==2.7.0
-pylint==2.8.2
-mypy==0.812
-mypy_extensions==0.4.3
+pylint==2.17.6
+mypy==1.5.1
diff --git a/tools/report-converter/requirements_py/dev/requirements.txt b/tools/report-converter/requirements_py/dev/requirements.txt
index bd20124f6c..367523d32e 100644
--- a/tools/report-converter/requirements_py/dev/requirements.txt
+++ b/tools/report-converter/requirements_py/dev/requirements.txt
@@ -1,6 +1,5 @@
 pytest==7.3.1
 pycodestyle==2.7.0
-pylint==2.8.2
+pylint==2.17.6
 portalocker==2.2.1
-mypy==0.812
-mypy_extensions==0.4.3
+mypy==1.5.1
diff --git a/tools/tu_collector/requirements_py/dev/requirements.txt b/tools/tu_collector/requirements_py/dev/requirements.txt
index 4b673440f5..a8ab579fb5 100644
--- a/tools/tu_collector/requirements_py/dev/requirements.txt
+++ b/tools/tu_collector/requirements_py/dev/requirements.txt
@@ -1,5 +1,4 @@
 pytest==7.3.1
 pycodestyle==2.7.0
-pylint==2.8.2
-mypy==0.812
-mypy_extensions==0.4.3
+pylint==2.17.6
+mypy==1.5.1
diff --git a/web/requirements.txt b/web/requirements.txt
index ed4f26d491..4cece9e4dc 100644
--- a/web/requirements.txt
+++ b/web/requirements.txt
@@ -3,7 +3,6 @@ sqlalchemy==1.3.23
 alembic==1.5.5
 portalocker==2.2.1
 psutil==5.8.0
-mypy_extensions==0.4.3
 thrift==0.13.0
 gitpython==3.1.34
 PyYAML==6.0.1
diff --git a/web/requirements_py/auth/requirements.txt b/web/requirements_py/auth/requirements.txt
index eceacddcef..7a7d1bee06 100644
--- a/web/requirements_py/auth/requirements.txt
+++ b/web/requirements_py/auth/requirements.txt
@@ -1,2 +1,2 @@
-python-ldap==3.4.0
+python-ldap==3.4.3
 python-pam==1.8.4
diff --git a/web/requirements_py/dev/requirements.txt b/web/requirements_py/dev/requirements.txt
index 519b4c572d..9766c74fd6 100644
--- a/web/requirements_py/dev/requirements.txt
+++ b/web/requirements_py/dev/requirements.txt
@@ -6,10 +6,9 @@ psycopg2-binary==2.8.6
 pg8000==1.15.2
 psutil==5.8.0
 portalocker==2.2.1
-pylint==2.8.2
+pylint==2.17.6
 pytest==7.3.1
 mkdocs==1.2.3
-mypy_extensions==0.4.3
 coverage==5.5.0
 thrift==0.13.0
 gitpython==3.1.34
diff --git a/web/requirements_py/osx/requirements.txt b/web/requirements_py/osx/requirements.txt
index 24f05869c5..99a3e1a6c3 100644
--- a/web/requirements_py/osx/requirements.txt
+++ b/web/requirements_py/osx/requirements.txt
@@ -3,7 +3,6 @@ alembic==1.5.5
 portalocker==2.2.1
 psutil==5.8.0
 sqlalchemy==1.3.23
-mypy_extensions==0.4.3
 thrift==0.13.0
 
 ./api/py/codechecker_api/dist/codechecker_api.tar.gz