CVE:CVE-2021-3842
CNNVD:CNNVD-202201-148
Nltk是一个自然语言工具包。用于支持自然语言处理的研究和开发。
nltk存在安全漏洞，该漏洞源于在处理正则表达式的过程中触发异常。
solution:Upgrade nltk nltk to a higher version than 3.6.6,and avoid the version (,3.6.6); Upgrade debian debian_linux to a higher version than 9.0,10.0,11.0,and avoid the version 9.0,10.0,11.0; Upgrade fedoraproject fedora to a higher version than 35,and avoid the version 35