A memory leak vulnerability exists in ImageMagick's magick stream command when multiple consecutive %d format specifiers are used in a filename template. This issue affects versions prior to 14.7.0 and was identified in version 7.1.1-47. The leak occurs during memory allocation in the StreamImage function. The vulnerability has a low severity score and does not impact confidentiality or integrity, only availability due to resource leakage. A fix has been implemented in version 14.7.0.