CVE:CVE-2020-12288
CNNVD:CNNVD-202106-557
Intel Thunderbolt controller是美国英特尔（Intel）公司的英特尔发表的连接器标准，支援铜线与光纤两种介质，目的在于当作电脑与其他装置之间的通用总线。
Intel(R) Thunderbolt(TM) 控制器存在安全漏洞，该漏洞源于Thunderbolt控制器中的保护机制故障，该漏洞可能允许经过身份验证的攻击者通过本地访问启用拒绝服务。
solution:Upgrade intel jhl6240_thunderbolt_3_firmware to a higher version than 21,and avoid the version (,21); Upgrade intel jhl6340_thunderbolt_3_firmware to a higher version than 46,and avoid the version (,46); Upgrade intel jhl6540_thunderbolt_3_firmware to a higher version than 46,and avoid the version (,46); Upgrade intel jhl7040_thunderbolt_3_retimer_firmware to a higher version than 22,and avoid the version (,22); Upgrade intel jhl7340_thunderbolt_3_firmware to a higher version than 60,and avoid the version (,60); Upgrade intel jhl7440_thunderbolt_3_firmware to a higher version than 60,and avoid the version (,60); Upgrade intel jhl7540_thunderbolt_3_firmware to a higher version than 60,and avoid the version (,60); Upgrade intel jhl8010r_usb_retimer_firmware to a higher version than 41,and avoid the version (,41); Upgrade intel dsl5320_thunderbolt_2_firmware to a higher version than *; Upgrade intel dsl5520_thunderbolt_2_firmware to a higher version than *; Upgrade intel dsl6340_thunderbolt_3_firmware to a higher version than *; Upgrade intel dsl6540_thunderbolt_3_firmware to a higher version than *; Upgrade intel jhl8040r_thunderbolt_4_retimer_firmware to a higher version than 41,and avoid the version (,41)