containerd/contrib/fuzz/oss_fuzz_build.sh
Sebastiaan van Stijn 313f514fdd
update to go1.21.3. gp1.20.10
go1.21.3 (released 2023-10-10) includes a security fix to the net/http package.
See the Go 1.21.3 milestone on our issue tracker for details:

https://github.com/golang/go/issues?q=milestone%3AGo1.21.3+label%3ACherryPickApproved

full diff: https://github.com/golang/go/compare/go1.21.2...go1.21.3

From the security mailing:

[security] Go 1.21.3 and Go 1.20.10 are released

Hello gophers,

We have just released Go versions 1.21.3 and 1.20.10, minor point releases.

These minor releases include 1 security fixes following the security policy:

- net/http: rapid stream resets can cause excessive work

  A malicious HTTP/2 client which rapidly creates requests and
  immediately resets them can cause excessive server resource consumption.
  While the total number of requests is bounded to the
  http2.Server.MaxConcurrentStreams setting, resetting an in-progress
  request allows the attacker to create a new request while the existing
  one is still executing.

  HTTP/2 servers now bound the number of simultaneously executing
  handler goroutines to the stream concurrency limit. New requests
  arriving when at the limit (which can only happen after the client
  has reset an existing, in-flight request) will be queued until a
  handler exits. If the request queue grows too large, the server
  will terminate the connection.

  This issue is also fixed in golang.org/x/net/http2 v0.17.0,
  for users manually configuring HTTP/2.

  The default stream concurrency limit is 250 streams (requests)
  per HTTP/2 connection. This value may be adjusted using the
  golang.org/x/net/http2 package; see the Server.MaxConcurrentStreams
  setting and the ConfigureServer function.

  This is CVE-2023-39325 and Go issue https://go.dev/issue/63417.
  This is also tracked by CVE-2023-44487.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2023-10-11 20:29:07 +02:00

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#!/usr/bin/env bash
# Copyright The containerd Authors.
# Licensed 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.
set -o nounset
set -o pipefail
set -o errexit
set -x
IFS=$'\n'
compile_fuzzers() {
local regex=$1
local compile_fuzzer=$2
local blocklist=$3
for line in $(git grep --full-name "$regex" | grep -v -E "$blocklist"); do
if [[ "$line" =~ (.*)/.*:.*(Fuzz[A-Za-z0-9]+) ]]; then
local pkg=${BASH_REMATCH[1]}
local func=${BASH_REMATCH[2]}
"$compile_fuzzer" "github.com/containerd/containerd/$pkg" "$func" "fuzz_$func"
else
echo "failed to parse: $line"
exit 1
fi
done
}
# This is from https://github.com/AdamKorcz/instrumentation
cd $SRC/instrumentation
go run main.go $SRC/containerd/images
apt-get update && apt-get install -y wget
cd $SRC
wget --quiet https://go.dev/dl/go1.21.3.linux-amd64.tar.gz
mkdir temp-go
rm -rf /root/.go/*
tar -C temp-go/ -xzf go1.21.3.linux-amd64.tar.gz
mv temp-go/go/* /root/.go/
cd $SRC/containerd
go mod tidy
cd "$(dirname "${BASH_SOURCE[0]}")"
cd ../../
rm -r vendor
# Add temporary CXXFLAGS
OLDCXXFLAGS=$CXXFLAGS
export CXXFLAGS="$CXXFLAGS -lresolv"
# Change path of socket since OSS-fuzz does not grant access to /run
sed -i 's/\/run\/containerd/\/tmp\/containerd/g' $SRC/containerd/defaults/defaults_unix.go
compile_fuzzers '^func Fuzz.*testing\.F' compile_native_go_fuzzer vendor
compile_fuzzers '^func Fuzz.*data' compile_go_fuzzer '(vendor|Integ)'
# The below fuzzers require more setup than the fuzzers above.
# We need the binaries from "make".
wget --quiet https://github.com/protocolbuffers/protobuf/releases/download/v3.11.4/protoc-3.11.4-linux-x86_64.zip
unzip protoc-3.11.4-linux-x86_64.zip -d /usr/local
export CGO_ENABLED=1
export GOARCH=amd64
# Build runc
cd $SRC/
git clone https://github.com/opencontainers/runc --branch release-1.1
cd runc
make
make install
# Build static containerd
cd $SRC/containerd
make STATIC=1
mkdir $OUT/containerd-binaries || true
cd $SRC/containerd/bin && cp * $OUT/containerd-binaries/ && cd -
# Change defaultState and defaultAddress fron /run/containerd-test to /tmp/containerd-test:
sed -i 's/\/run\/containerd-test/\/tmp\/containerd-test/g' $SRC/containerd/integration/client/client_unix_test.go
cd integration/client
compile_fuzzers '^func FuzzInteg.*data' compile_go_fuzzer vendor
cp $SRC/containerd/contrib/fuzz/*.options $OUT/
cp $SRC/containerd/contrib/fuzz/*.dict $OUT/
# Resume CXXFLAGS
export CXXFLAGS=$OLDCXXFLAGS