CVE-2021-47087 | Linux Kernel up to 5.4.168/5.10.88/5.15.11 optee __free_pages allocation of resources

CVE-2021-47087 | Linux Kernel up to 5.4.168/5.10.88/5.15.11 optee __free_pages allocation of resources

A vulnerability was found in Linux Kernel up to 5.4.168/5.10.88/5.15.11 and classified as critical. This issue affects the function __free_pages of the component optee. The manipulation leads to allocation of resources. The identification of this vulnerability is CVE-2021-47087. 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.