Merge pull request #7718 from guoxuedong:updateExifReader

8 years ago · 4c5c722939
parent 4fd00c1ae1 e69253a4fb
commit 4c5c722939
1 changed files with 4 additions and 0 deletions
--- a/modules/imgcodecs/src/exif.cpp
+++ b/modules/imgcodecs/src/exif.cpp
@ -160,6 +160,10 @@ std::map<int, ExifEntry_t > ExifReader::getExif()
            case APP9: case APP10: case APP11: case APP12: case APP13: case APP14: case APP15:
            case COM:
                bytesToSkip = getFieldSize( f );
+                if (bytesToSkip < markerSize) {
+                    fclose(f);
+                    throw ExifParsingError();
+                }
                fseek( f, static_cast<long>( bytesToSkip - markerSize ), SEEK_CUR );
                break;