diff --git a/tools_webrtc/ubsan/suppressions.txt b/tools_webrtc/ubsan/suppressions.txt
index 2ece795..972fb54 100644
--- a/tools_webrtc/ubsan/suppressions.txt
+++ b/tools_webrtc/ubsan/suppressions.txt
@@ -10,11 +10,6 @@
 src:*/third_party/ffmpeg/libavcodec/*
 src:*/third_party/openh264/*
 
-# TODO(bugs.webrtc.org/11110).
-# Remove those once upstream code has been cleaned.
-src:*/third_party/abseil-cpp/absl/debugging/*
-src:*/third_party/libvpx/source/libvpx/vp8/*
-
 #############################################################################
 # Ignore system libraries.
 src:*/usr/*
diff --git a/tools_webrtc/ubsan/vptr_suppressions.txt b/tools_webrtc/ubsan/vptr_suppressions.txt
index 617ba88..3078956 100644
--- a/tools_webrtc/ubsan/vptr_suppressions.txt
+++ b/tools_webrtc/ubsan/vptr_suppressions.txt
@@ -20,8 +20,3 @@
 src:*/third_party/protobuf/src/google/protobuf/compiler/cpp/cpp_message.cc
 src:*/third_party/protobuf/src/google/protobuf/descriptor.pb.cc
 
-#############################################################################
-# UBsan goes into an infinite recursion when __dynamic_cast instrumented with
-# "vptr". See crbug.com/609786.
-
-src:*/third_party/libc\+\+abi/trunk/src/private_typeinfo.cpp