CVE-2021-27803
wpa_supplicant是一款跨平台的WPA请求程序。该程序支持WEP、WPA和WPA2等。
wpa_supplicant before 2.10 存在安全漏洞,攻击者可利用该漏洞可能执行任意代码。
·银河麒麟桌面操作系统V4 SP1、银河麒麟桌面操作系统V4 SP2、银河麒麟桌面操作系统V4 SP3、银河麒麟桌面操作系统V4 SP4
x86_64 架构:
hostapd、wpagui、wpasupplicant
arm64 架构:
hostapd、wpagui、wpasupplicant
·银河麒麟服务器操作系统V4 SP1、银河麒麟服务器操作系统V4 SP2、银河麒麟服务器操作系统V4 SP3、银河麒麟服务器操作系统V4 SP4
x86_64 架构:
hostapd、wpagui、wpasupplicant
arm64 架构:
hostapd、wpagui、wpasupplicant
·银河麒麟桌面操作系统V4 SP1、银河麒麟桌面操作系统V4 SP2、银河麒麟桌面操作系统V4 SP3、银河麒麟桌面操作系统V4 SP4
2:2.4-0kord6.8
·银河麒麟服务器操作系统V4 SP1、银河麒麟服务器操作系统V4 SP2、银河麒麟服务器操作系统V4 SP3、银河麒麟服务器操作系统V4 SP4
2:2.4-0kord6.8
打开软件包源配置文件,根据仓库地址进行修改。
4.0.2-sp1桌面版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse
4.0.2-sp2桌面版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp2-desktop main restricted universe multiverse
4.0.2-sp3桌面版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp3-desktop main restricted universe multiverse
4.0.2-sp4桌面版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp4-desktop main restricted universe multiverse
4.0.2-sp1服务器版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp1-server main restricted universe multiverse
4.0.2-sp2服务器版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp2-server main restricted universe multiverse
4.0.2-sp3服务器版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp3-server main restricted universe multiverse
4.0.2-sp4服务器版:
http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp4-server main restricted universe multiverse
配置完成后执行更新命令进行升级
$sudo apt update
$sudo apt install wpasupplicant
通过软件包地址下载软件包,使用软件包升级命令根据受影响的软件包列表升级相关的组件包。
$sudo dpkg -i /Path1/Package1 /Path2/Package2 /Path3/Package3……
注:Path 指软件包下载到本地的路径,Package指下载的软件包名称,多个软件包则以空格分开。
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/hostapd_2.4-0kord6.8_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpagui_2.4-0kord6.8_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpasupplicant_2.4-0kord6.8_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/hostapd_2.4-0kord6.8_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpagui_2.4-0kord6.8_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpasupplicant_2.4-0kord6.8_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/hostapd_2.4-0kord6.8_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpagui_2.4-0kord6.8_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpasupplicant_2.4-0kord6.8_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/hostapd_2.4-0kord6.8_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpagui_2.4-0kord6.8_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/w/wpa/wpasupplicant_2.4-0kord6.8_arm64.deb
使用软件包查询命令,查看相关的软件包版本大于或等于修复版本则成功修复。
$sudo dpkg -l |grep Package
注:Package为软件包包名。