A vulnerability was found in Linux Kernel up to 5.10.36/5.11.20/5.12.3 and classified as problematic. Affected by this issue is the function zynqmp_qspi_exec_op of the component spi-zynqmp-gqspi. The manipulation leads to use after free.

This vulnerability is handled as CVE-2021-47048. Access to the local network is required for this attack. There is no exploit available.

It is recommended to upgrade the affected component.