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oss-fuzz/tiff_read_rgba_fuzzer.cc: avoid issue with libjpeg-turbo and MSAN

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Even Rouault 2019-08-11 00:24:41 +02:00
parent 43908ce15e
commit 2c7e74245a
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1 changed files with 9 additions and 0 deletions
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contrib/oss-fuzz/tiff_read_rgba_fuzzer.cc
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@ -22,6 +22,7 @@
*/ */
#include <cstdint> #include <cstdint>
#include <cstdlib>
#include <sstream> #include <sstream>
#include <tiffio.h> #include <tiffio.h>
#include <tiffio.hxx> #include <tiffio.hxx>
@ -40,6 +41,14 @@ extern "C" void handle_error(const char *unused, const char *unused2, va_list un
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
TIFFSetErrorHandler(handle_error); TIFFSetErrorHandler(handle_error);
TIFFSetWarningHandler(handle_error); TIFFSetWarningHandler(handle_error);
#if defined(__has_feature)
# if __has_feature(memory_sanitizer)
// libjpeg-turbo has issues with MSAN and SIMD code
// See https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7547
// and https://github.com/libjpeg-turbo/libjpeg-turbo/pull/365
setenv("JSIMD_FORCENONE" ,"YES", 1);
# endif
#endif
std::istringstream s(std::string(Data,Data+Size)); std::istringstream s(std::string(Data,Data+Size));
TIFF* tif = TIFFStreamOpen("MemTIFF", &s); TIFF* tif = TIFFStreamOpen("MemTIFF", &s);
if (!tif) { if (!tif) {