A vulnerability was found in gkostka lwext4 1.0.0 . It has been classified as problematic . The affected element is the function ext4_ext_binsearch_idx of the file src/ext4_extent.c of the component Fileystem Image Handler . Performing a manipulation results in out-of-bounds read. This vulnerability is identified as CVE-2025-70101 . The attack can only be performed from the local network. Additionally, an exploit exists.