Re: [PATCH] nfc: Ensure presence of NFC_ATTR_FIRMWARE_NAME attribute in nfc_genl_fw_download()

2020-10-20 Thread Jakub Kicinski
On Mon, 19 Oct 2020 19:38:58 +0800 Defang Bo wrote: > check that the NFC_ATTR_FIRMWARE_NAME attributes are provided by the netlink > client prior to accessing them.This prevents potential unhandled NULL pointer > dereference exceptions which can be triggered by malicious user-mode > programs, if

[PATCH] nfc: Ensure presence of NFC_ATTR_FIRMWARE_NAME attribute in nfc_genl_fw_download()

2020-10-19 Thread Defang Bo
check that the NFC_ATTR_FIRMWARE_NAME attributes are provided by the netlink client prior to accessing them.This prevents potential unhandled NULL pointer dereference exceptions which can be triggered by malicious user-mode programs, if they omit one or both of these attributes. Just similar to