CVE:CVE-2019-3819
CNNVD:CNNVD-201901-914
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。
Linux kernel v4.18及之后的版本中的drivers/hid/hid-debug.c文件的‘hid_debug_events_read()’函数存在安全漏洞。本地攻击者可利用该漏洞造成拒绝服务（无限循环和封锁系统）。
solution:linux linux_kernel avoid the version [4.18,); Upgrade debian debian_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade canonical ubuntu_linux to a higher version than 14.04,16.04,18.04,and avoid the version 14.04,16.04,18.04; Upgrade opensuse leap to a higher version than 15.0,and avoid the version 15.0