CVE-2021-47040 | Linux Kernel up to 5.10.36/5.11.20/5.12.3 io_uring io_provide_buffers_prep buffer overflow

CVE-2021-47040 | Linux Kernel up to 5.10.36/5.11.20/5.12.3 io_uring io_provide_buffers_prep buffer overflow

A vulnerability, which was classified as critical, was found in Linux Kernel up to 5.10.36/5.11.20/5.12.3. This affects the function io_provide_buffers_prep of the component io_uring. The manipulation leads to buffer overflow. This vulnerability is uniquely identified as CVE-2021-47040. The attack can only be done within the local network. There is no exploit available. It is recommended to upgrade the affected component.