CVE:CVE-2021-20322
CNNVD:CNNVD-202111-2081
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。
Linux kernel 存在安全漏洞，攻击者可利用该漏洞可以绕过对Linux内核数据的访问限制，通过ICMP错误开放UDP端口，以读取敏感信息。
solution:Upgrade linux linux_kernel to a higher version than 5.14.21,and avoid the version (,5.14.21]; Upgrade fedoraproject fedora to a higher version than 34,and avoid the version 34; Upgrade debian debian_linux to a higher version than 9.0,10.0,and avoid the version 9.0,10.0; Upgrade netapp active_iq_unified_manager to a higher version than -; Upgrade netapp e-series_santricity_os_controller to a higher version than 11.70.1,and avoid the version [11.0,11.70.1]; Upgrade netapp solidfire,_enterprise_sds_&_hci_storage_node to a higher version than -; Upgrade netapp solidfire_&_hci_management_node to a higher version than -; Upgrade netapp fas_baseboard_management_controller_firmware to a higher version than -; Upgrade netapp aff_baseboard_management_controller_firmware to a higher version than -; Upgrade netapp aff_a700s_firmware to a higher version than -; Upgrade netapp baseboard_management_controller_h700s_firmware to a higher version than -; Upgrade netapp baseboard_management_controller_h700e_firmware to a higher version than -; Upgrade netapp baseboard_management_controller_h500s_firmware to a higher version than -; Upgrade netapp baseboard_management_controller_h410s_firmware to a higher version than -; Upgrade netapp baseboard_management_controller_h500e_firmware to a higher version than -; Upgrade netapp baseboard_management_controller_h300e_firmware to a higher version than -; Upgrade netapp baseboard_management_controller_h300s_firmware to a higher version than -; Upgrade netapp hci_compute_node_firmware to a higher version than -; Upgrade oracle communications_cloud_native_core_binding_support_function to a higher version than 22.1.3,and avoid the version 22.1.3; Upgrade oracle communications_cloud_native_core_network_exposure_function to a higher version than 22.1.1,and avoid the version 22.1.1; Upgrade oracle communications_cloud_native_core_policy to a higher version than 22.2.0,and avoid the version 22.2.0