docling-project / docling-project/docling

malloc(): invalid next size (unsorted)

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Python
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Description

### Bug
I get memory allocation crash when i run `converter.convert()`

### Steps to reproduce
```python
from docling.document_converter import DocumentConverter
converter = DocumentConverter()
converter.convert('arabic_book.pdf')
```

[arabic_book.pdf](https://github.com/user-attachments/files/21247174/arabic_book.pdf)

### Docling version

Docling version: 2.39.0
Docling Core version: 2.39.0
Docling IBM Models version: 3.6.0
Docling Parse version: 4.1.0
Python: cpython-313 (3.13.0)
Platform: Linux-6.8.0-63-generic-x86_64-with-glibc2.39

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