CVE-2025-21721 | Linux Kernel up to 6.12.12/6.13.1 nilfs2 nilfs_prepare_chunk buffer overflow (Nessus ID 230658 / WID-SEC-2025-0453)
A vulnerability classified as critical has been found in Linux Kernel up to 6.12.12/6.13.1. This vulnerability affects the function nilfs_prepare_chunk of the component nilfs2. This manipulation causes buffer overflow.
This vulnerability is handled as CVE-2025-21721. The attack can only be done within the local network. There is not any exploit available.
It is recommended to upgrade the affected component.