A security vulnerability in Open Babel up to version 3.1.1 affects the function zlib_stream::basic_unzip_streambuf::underflow in the zipstream implementation. This vulnerability involves an out-of-bounds write caused by overlapping memcpy operations, leading to memory corruption. Exploitation requires local access. The advisory is a duplicate and has been withdrawn in favor of GHSA-8j3x-m868-cpw8. No patch information is provided in this advisory.