CVE:CVE-2019-16746
CNNVD:CNNVD-201909-1075
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 5.2.17及之前版本中的net/wireless/nl80211.c文件存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
solution:Upgrade linux linux_kernel to a higher version than 3.16.79,4.4.197,4.9.197,4.14.149,4.19.79,5.3.6,and avoid the version [2.6.25,3.16.79),[3.17,4.4.197),[4.5,4.9.197),[4.10,4.14.149),[4.15,4.19.79),[4.20,5.3.6); 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 16.04,18.04,19.04,19.10,and avoid the version 16.04,18.04,19.04,19.10; Upgrade fedoraproject fedora to a higher version than 30,and avoid the version 30; Upgrade opensuse leap to a higher version than 15.1,and avoid the version 15.1