CVE:CVE-2020-27830
CNNVD:CNNVD-202101-1130
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 存在安全漏洞，该漏洞源于spk_ttyio_receive_buf2中空指针错误。
solution:Upgrade linux linux_kernel to a higher version than 5.9.14,and avoid the version (,5.9.14); Upgrade debian debian_linux to a higher version than 9.0,10.0,and avoid the version 9.0,10.0