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]libpng16] Add png_read_update_info() where needed in the fuzzer

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Glenn Randers-Pehrson 2017-10-11 11:56:30 -05:00
parent ab791fc9d6
commit 357af1f095
1 changed files with 2 additions and 0 deletions
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contrib/oss-fuzz/libpng_read_fuzzer.cc
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@ -172,6 +172,8 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
int passes = png_set_interlace_handling(png_handler.png_ptr);
png_start_read_image(png_handler.png_ptr);
png_read_update_info(png_handler.png_ptr, png_handler.png_info_ptr);
for (int pass = 0; pass < passes; ++pass) {
for (png_uint_32 y = 0; y < height; ++y) {
png_read_row(png_handler.png_ptr,