CVE:CVE-2021-20261
CNNVD:CNNVD-202103-829
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。
Linux kernels 存在安全漏洞，该漏洞源于软盘设备(dev fd0)上的默认权限仅限于root。
solution:Upgrade linux linux_kernel to a higher version than 4.5,4.5,4.5:rc1,4.5:rc2,4.5:rc3,4.5:rc4,and avoid the version (,4.5),4.5,4.5:rc1,4.5:rc2,4.5:rc3,4.5:rc4; Upgrade redhat enterprise_linux to a higher version than 7.0,and avoid the version 7.0