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Fix fuzzing builds #3733

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Merged
kddnewton merged 1 commit into from
Nov 20, 2025
+8 −7
Merged

Fix fuzzing builds #3733

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6 changes: 3 additions & 3 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -63,12 +63,12 @@ build/fuzz.%: $(SOURCES) fuzz/%.c fuzz/fuzz.c
$(ECHO) "building $* fuzzer"
$(Q) $(MAKEDIRS) $(@D)
$(ECHO) "building main fuzz binary"
$(Q) AFL_HARDEN=1 afl-clang-lto $(DEBUG_FLAGS) $(CPPFLAGS) $(CFLAGS) $(FUZZ_FLAGS) -O0 -fsanitize-ignorelist=fuzz/asan.ignore -fsanitize=fuzzer,address -ggdb3 -std=c99 -Iinclude -o $@ $^
$(Q) afl-clang-lto $(DEBUG_FLAGS) $(CPPFLAGS) $(CFLAGS) $(FUZZ_FLAGS) -O0 -fsanitize-ignorelist=fuzz/asan.ignore -fsanitize=fuzzer,address -ggdb3 -std=c99 -Iinclude -o $@ $^
$(ECHO) "building cmplog binary"
$(Q) AFL_HARDEN=1 AFL_LLVM_CMPLOG=1 afl-clang-lto $(DEBUG_FLAGS) $(CPPFLAGS) $(CFLAGS) $(FUZZ_FLAGS) -O0 -fsanitize-ignorelist=fuzz/asan.ignore -fsanitize=fuzzer,address -ggdb3 -std=c99 -Iinclude -o $@.cmplog $^
$(Q) AFL_LLVM_CMPLOG=1 afl-clang-lto $(DEBUG_FLAGS) $(CPPFLAGS) $(CFLAGS) $(FUZZ_FLAGS) -O0 -fsanitize-ignorelist=fuzz/asan.ignore -fsanitize=fuzzer,address -ggdb3 -std=c99 -Iinclude -o $@.cmplog $^

build/fuzz.heisenbug.%: $(SOURCES) fuzz/%.c fuzz/heisenbug.c
$(Q) AFL_HARDEN=1 afl-clang-lto $(DEBUG_FLAGS) $(CPPFLAGS) $(CFLAGS) $(FUZZ_FLAGS) -O0 -fsanitize-ignorelist=fuzz/asan.ignore -fsanitize=fuzzer,address -ggdb3 -std=c99 -Iinclude -o $@ $^
$(Q) afl-clang-lto $(DEBUG_FLAGS) $(CPPFLAGS) $(CFLAGS) $(FUZZ_FLAGS) -O0 -fsanitize-ignorelist=fuzz/asan.ignore -fsanitize=fuzzer,address -ggdb3 -std=c99 -Iinclude -o $@ $^

fuzz-debug:
$(ECHO) "entering debug shell"
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9 changes: 5 additions & 4 deletions fuzz/docker/Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,8 +1,9 @@
FROM aflplusplus/aflplusplus
FROM aflplusplus/aflplusplus:v4.32c

ARG USERNAME=prism
ARG USER_UID=1000
ARG USER_GID=$USER_UID
ARG RUBY_VERSION=3.3.10
ENV MAKEFLAGS=-j8

RUN groupadd --gid $USER_GID $USERNAME \
Expand All @@ -12,10 +13,10 @@ RUN groupadd --gid $USER_GID $USERNAME \
&& chmod 0440 /etc/sudoers.d/$USERNAME


RUN wget https://cache.ruby-lang.org/pub/ruby/3.2/ruby-3.2.2.tar.gz
RUN tar -xvf ruby-3.2.2.tar.gz
RUN wget https://cache.ruby-lang.org/pub/ruby/3.3/ruby-${RUBY_VERSION}.tar.gz -O ruby.tar.gz
RUN mkdir ruby-source && tar -xvf ruby.tar.gz -C ruby-source --strip-components=1
RUN apt update && apt -y install libyaml-dev libz-dev libssl-dev
RUN cd ruby-3.2.2 && ./configure --disable-install-doc && make && make install
RUN cd ruby-source && ./configure --disable-install-doc && make && make install
RUN gem install rake-compiler ruby_memcheck
RUN git clone https://github.com/pwndbg/pwndbg && cd pwndbg && ./setup.sh
ENV LC_CTYPE=C.UTF-8
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