CVE:CVE-2018-1087
CNNVD:CNNVD-201805-459
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。KVM是其中的一个基于内核的虚拟机。
Linux kernel的KVM中存在权限许可和访问控制问题漏洞，该漏洞源于KVM没有正确处理异常。攻击者可利用该漏洞造成guest主机崩溃或提升权限。以下版本受到影响：Kernel 4.16版本，4.16-rc7版本，4.17-rc1版本，4.17-rc2版本，4.17-rc3版本。
solution:Upgrade linux linux_kernel to a higher version than 4.16,4.16:rc7,4.17:rc1,4.17:rc2,4.17:rc3,and avoid the version 4.16,4.16:rc7,4.17:rc1,4.17:rc2,4.17:rc3; Upgrade canonical ubuntu_linux to a higher version than 14.04,16.04,17.10,and avoid the version 14.04,16.04,17.10; Upgrade debian debian_linux to a higher version than 8.0,9.0,and avoid the version 8.0,9.0; Upgrade redhat enterprise_linux to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_desktop to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server_aus to a higher version than 7.2,7.3,7.4,and avoid the version 7.2,7.3,7.4; Upgrade redhat enterprise_linux_server_eus to a higher version than 7.3,7.4,7.5,and avoid the version 7.3,7.4,7.5; Upgrade redhat enterprise_linux_server_tus to a higher version than 7.2,7.3,7.4,and avoid the version 7.2,7.3,7.4; Upgrade redhat enterprise_linux_virtualization to a higher version than 4.0,and avoid the version 4.0; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0