CVE:CVE-2021-28972
CNNVD:CNNVD-202103-1260
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 5.11.8 存在安全漏洞，该漏洞允许用户空间直接将数据写入内核堆栈框架。
solution:Upgrade linux linux_kernel to a higher version than 4.9.263,4.14.227,4.19.183,5.4.108,5.10.26,5.11.9,and avoid the version (4.4.263,),(4.5,4.9.263],[4.10,4.14.227),(4.15,4.19.183],[4.20,5.4.108),[5.5.0,5.10.26),[5.11,5.11.9),no fixed version after 4.4.263; Upgrade fedoraproject fedora to a higher version than 32,33,34,and avoid the version 32,33,34; Upgrade netapp cloud_backup to a higher version than -; Upgrade netapp fas/aff_baseboard_management_controller to a higher version than -; Upgrade netapp solidfire_baseboard_management_controller_firmware to a higher version than -