CVE:CVE-2020-8955
CNNVD:CNNVD-202002-728
WeeChat 2.7及之前版本中的plugins/irc/irc-mode.c文件的irc_mode_channel_update存在缓冲区错误漏洞。远程攻击者可利用该漏洞造成拒绝服务（应用程序崩溃）。
solution:Upgrade weechat weechat to a higher version than 2.7,and avoid the version [0.3.8,2.7]; Upgrade fedoraproject fedora to a higher version than 30,31,32,and avoid the version 30,31,32; Upgrade opensuse backports_sle to a higher version than 15.0,15.0:sp1,and avoid the version 15.0,15.0:sp1; Upgrade opensuse leap to a higher version than 15.1,and avoid the version 15.1; Upgrade debian debian_linux to a higher version than 8.0,9.0,and avoid the version 8.0,9.0