CVE:CVE-2021-22600
CNNVD:CNNVD-202201-2463
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 存在资源管理错误漏洞，该漏洞源于 net/packet/af_packet.c 中的 packet_set_ring() 中的双重释放错误可以被本地用户通过精心设计的系统调用利用来提升权限或拒绝服务。
solution:Upgrade linux linux_kernel to a higher version than 4.14.259,4.19.222,5.4.168,5.10.88,5.15.11,and avoid the version [4.14.175,4.14.259),[4.19.114,4.19.222),[5.4.29,5.4.168),[5.5.14,5.10.88),[5.11,5.15.11); Upgrade debian debian_linux to a higher version than 9.0,10.0,and avoid the version 9.0,10.0; Upgrade netapp h410c_firmware to a higher version than -; Upgrade netapp h300s_firmware to a higher version than -; Upgrade netapp h500s_firmware to a higher version than -; Upgrade netapp h700s_firmware to a higher version than -; Upgrade netapp h410s_firmware to a higher version than -