CVE:CVE-2021-3178
CNNVD:CNNVD-202101-1465
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 through 5.10.8 存在路径遍历漏洞，攻击者可利用该漏洞通过READDIRPLUS遍历文件系统的其他部分。
solution:Upgrade linux linux_kernel to a higher version than 5.10.8,and avoid the version (,5.10.8]; Upgrade fedoraproject fedora to a higher version than 33,and avoid the version 33; Upgrade debian debian_linux to a higher version than 9.0,and avoid the version 9.0