An issue was discovered in Samsung Mobile Processor and Wearable Processor Exynos 850, Exynos 1080, Exynos 2100, Exynos 1280, Exynos 1380, Exynos 1330, Exynos W920, Exynos W930. The mobile processor lacks proper memory deallocation checking, which can result in a UAF (Use-After-Free) vulnerability.

An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, Exynos 990, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 2400, Exynos Modem 5123, Exynos Modem 5300. The baseband software does not properly check states specified by the RRC (Radio Resource Control) module. This can lead to disclosure of sensitive information.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_send_action_frame(), there is no input validation check on len coming from userspace, which can lead to a heap over-read.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_send_action_frame_ut(), there is no input validation check on len coming from userspace, which can lead to a heap over-read.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_set_delayed_wakeup_type(), there is no input validation check on a length of ioctl_args->args[i] coming from userspace, which can lead to a heap over-read.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_nan_subscribe_get_nl_params(), there is no input validation check on hal_req->num_intf_addr_present coming from userspace, which can lead to a heap overwrite.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_send_action_frame_cert(), there is no input validation check on len coming from userspace, which can lead to a heap over-read.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_nan_get_security_info_nl(), there is no input validation check on sec_info->key_info.body.pmk_info.pmk_len coming from userspace, which can lead to a heap overwrite.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_nan_subscribe_get_nl_params(), there is no input validation check on hal_req->rx_match_filter_len coming from userspace, which can lead to a heap overwrite.

An issue was discovered in Samsung Mobile Processor Exynos 980, Exynos 850, Exynos 1280, Exynos 1380, and Exynos 1330. In the function slsi_nan_followup_get_nl_params(), there is no input validation check on hal_req->sdea_service_specific_info_len coming from userspace, which can lead to a heap overwrite.