python-pillow/Pillow
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This commit is contained in:
Eric Soroos 2021-01-07 13:07:28 +01:00
parent ffbaa6523d
commit 37a7c601cc
2 changed files with 15 additions and 9 deletions
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20
Tests/oss-fuzz/fuzz_pillow.py
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@ -14,32 +14,36 @@
# See the License for the specific language governing permissions and # See the License for the specific language governing permissions and
# limitations under the License. # limitations under the License.
import atheris_no_libfuzzer as atheris
import sys
import os
import io import io
import os
import sys
import warnings import warnings
import atheris_no_libfuzzer as atheris
from PIL import Image, ImageFile, ImageFilter from PIL import Image, ImageFile, ImageFilter
def TestOneInput(data): def TestOneInput(data):
try: try:
with Image.open(io.BytesIO(data)) as im: with Image.open(io.BytesIO(data)) as im:
im.rotate(45) im.rotate(45)
im.filter(ImageFilter.DETAIL) im.filter(ImageFilter.DETAIL)
im.save(io.BytesIO(), "BMP") im.save(io.BytesIO(), "BMP")
except Exception: except Exception:
# We're catching all exceptions because Pillow's exceptions are # We're catching all exceptions because Pillow's exceptions are
# directly inheriting from Exception. # directly inheriting from Exception.
return return
return return
def main(): def main():
ImageFile.LOAD_TRUNCATED_IMAGES = True ImageFile.LOAD_TRUNCATED_IMAGES = True
warnings.filterwarnings("ignore") warnings.filterwarnings("ignore")
warnings.simplefilter('error', Image.DecompressionBombWarning) warnings.simplefilter("error", Image.DecompressionBombWarning)
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True) atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
atheris.Fuzz() atheris.Fuzz()
if __name__ == "__main__": if __name__ == "__main__":
main() main()

4
setup.py
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@ -840,7 +840,9 @@ class pil_build_ext(build_ext):
def debug_build(): def debug_build():
return hasattr(sys, "gettotalrefcount") or os.environ.get("LIB_FUZZING_ENGINE", None) return hasattr(sys, "gettotalrefcount") or os.environ.get(
"LIB_FUZZING_ENGINE", None
)
files = ["src/_imaging.c"] files = ["src/_imaging.c"]