An issue was discovered in the EXIF component in PHP before 7.1.27, 7.2.x before 7.2.16, and 7.3.x before 7.3.3. There is an uninitialized read in exif_process_IFD_in_MAKERNOTE because of mishandling the data_len variable.
The product uses or accesses a resource that has not been initialized.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Php | Php | * | 7.1.27 (excluding) |
| Php | Php | 7.2.0 (including) | 7.2.16 (excluding) |
| Php | Php | 7.3.0 (including) | 7.3.3 (excluding) |