CVE:CVE-2021-29155
CNNVD:CNNVD-202104-1355
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存在缓冲区错误漏洞，攻击者可利用该漏洞可以通过猜测的Linux内核的越界负载绕过对数据的访问限制。
solution:Upgrade linux linux_kernel to a higher version than 5.11.16,and avoid the version (,5.11.16); Upgrade fedoraproject fedora to a higher version than 32,33,34,and avoid the version 32,33,34; Upgrade debian debian_linux to a higher version than 9.0,and avoid the version 9.0