CVE:CVE-2021-3923
CNNVD:CNNVD-202303-2288
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存在安全漏洞，该漏洞源于拥有本地特权帐户的攻击者可以在向/dev/infiniband/rdma_cm设备节点发出命令时泄露内核堆栈信息。
solution:Upgrade linux linux_kernel to a higher version than 5.15.14,and avoid the version (,5.15.14); Upgrade redhat enterprise_linux to a higher version than 6.0,7.0,8.0,and avoid the version 6.0,7.0,8.0; Upgrade fedoraproject fedora to a higher version than 37,and avoid the version 37