CVE-2025-6818 | HDF5 1.14.6 /src/H5Ochunk.c H5O__chunk_protect heap-based overflow (Issue 5573)

A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5O__chunk_protect of the file /src/H5Ochunk.c. The manipulation leads to heap-based buffer overflow.

This vulnerability is traded as CVE-2025-6818. An attack has to be approached locally. Furthermore, there is an exploit available.