CVE-2025-21836 | Linux Kernel up to 6.6.78/6.12.15/6.13.3/6.14-rc2 io_uring io_buffer_list allocation of resources

A vulnerability classified as problematic was found in Linux Kernel up to 6.6.78/6.12.15/6.13.3/6.14-rc2. Affected by this vulnerability is the function io_buffer_list of the component io_uring. The manipulation leads to allocation of resources.

This vulnerability is known as CVE-2025-21836. Access to the local network is required for this attack to succeed. There is no exploit available.

It is recommended to upgrade the affected component.