CVE:CVE-2019-20096
CNNVD:CNNVD-201912-1218
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 5.1之前版本中的net/dccp/feat.c文件的‘ __feat_register_sp()’函数存在内存泄露漏洞。攻击者可利用该漏洞造成拒绝服务。
solution:Upgrade linux linux_kernel to a higher version than 5.1,and avoid the version (,5.1); 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 debian debian_linux to a higher version than 8.0,and avoid the version 8.0