CVE:CVE-2020-15393
CNNVD:CNNVD-202006-1833
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 5.7.6及之前版本中的drivers/usb/misc/usbtest.c文件的usbtest_disconnect存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。
solution:Upgrade linux linux_kernel to a higher version than 5.7.6,and avoid the version [4.4,5.7.6]; Upgrade debian debian_linux to a higher version than 9.0,and avoid the version 9.0; Upgrade opensuse leap to a higher version than 15.1,15.2,and avoid the version 15.1,15.2; Upgrade canonical ubuntu_linux to a higher version than 14.04,16.04,18.04,20.04,and avoid the version 14.04,16.04,18.04,20.04