CVE-2021-47501 i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL pointer dereference in i40edbgdumpdesc When trying to dump VFs VSI RX/TX descriptors using debugfs there was a crash due to NULL pointer dereference in i40edbgdumpdesc. Added a check to i40edbgdumpdesc that checks ...

CVE-2021-47501

CVE-2021-47501 affects the Linux kernel i40e driver. A NULL pointer dereference in i40e_dbg_dump_desc could crash when dumping VFs VSI RX/TX descriptors via debugfs. The root cause is missing VSI-type validation during dump; the fix adds a check to ensure the VSI type is correct before dumping RX...