CVE:CVE-2019-1999
CNNVD:CNNVD-201902-261
Google Android是美国谷歌（Google）公司的和开放手持设备联盟（简称OHA）共同开发的一套以Linux为基础的开源操作系统。
Google Android中的Binder驱动程序的binder_alloc_free_page存在双重释放漏洞。本地攻击者可利用该漏洞提升权限。
solution:Upgrade google android to a higher version than -; Upgrade debian debian_linux to a higher version than 9.0,10.0,and avoid the version 9.0,10.0; Upgrade canonical ubuntu_linux to a higher version than 19.04,and avoid the version 19.04