1.修复的CVE

    CVE-2019-12761

    PyXDG是一个访问freedesktop.org标准的python库。

    PyXDG 0.26之前版本中存在代码注入漏洞。该漏洞源于外部输入数据构造代码段的过程中，网络系统或产品未正确过滤其中的特殊元素。攻击者可利用该漏洞生成非法的代码段，修改网络系统或组件的预期的执行控制流。

2.影响的操作系统

    银河和记官网登录桌面操作系统V4 SP1

    银河和记官网登录桌面操作系统V4 SP2

    银河和记官网登录桌面操作系统V4 SP3

    银河和记官网登录桌面操作系统V4 SP4

    银河和记官网登录服务器操作系统V4 SP1

    银河和记官网登录服务器操作系统V4 SP2

    银河和记官网登录服务器操作系统V4 SP3

    银河和记官网登录服务器操作系统V4 SP4

    银河和记官网登录桌面操作系统V10

3.修复版本

    软件包：pyxdg

    0.25-4kord0.16.04.1(V4、V10)

4.受影响的软件包

    ·银河和记官网登录操作系统V10桌面版、V4

    python3-xdg

    python-xdg

5.修复方法

方法一：配置源进行升级安装

打开软件包源配置文件，根据仓库地址进行修改。

4.0.2-sp1:

https://archive.cq-jq.com/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse

4.0.2-sp2:

https://archive.cq-jq.com/kylin/KYLIN-ALL 4.0.2sp2-desktop main restricted universe multiverse

4.0.2-sp3:

https://archive.cq-jq.com/kylin/KYLIN-ALL 4.0.2sp3-desktop main restricted universe multiverse

4.0.2-sp4:

https://archive.cq-jq.com/kylin/KYLIN-ALL 4.0.2sp4-desktop main restricted universe multiverse

10.0:

https://archive.cq-jq.com/kylin/KYLIN-ALL 10.0 main restricted universe multiverse

10.0 SP1:

https://archive.cq-jq.com/kylin/KYLIN-ALL 10.1 main restricted universe multiverse

配置完成后执行更新命令进行升级

$sudo apt update

6.软件包下载地址

银河和记官网登录操作系统V10桌面版、V4

X86_64软件包下载地址

https://archive.cq-jq.com/kylin/KYLIN-ALL/pool/main/p/pyxdg/python-xdg_0.25-4kord0.16.04.1_all.deb

https://archive.cq-jq.com/kylin/KYLIN-ALL/pool/main/p/pyxdg/python3-xdg_0.25-4kord0.16.04.1_all.deb

arm64软件包下载地址

https://archive.cq-jq.com/kylin/KYLIN-ALL/pool/main/p/pyxdg/python-xdg_0.25-4kord0.16.04.1_all.deb

https://archive.cq-jq.com/kylin/KYLIN-ALL/pool/main/p/pyxdg/python3-xdg_0.25-4kord0.16.04.1_all.deb

mips64el软件包下载地址

https://archive.cq-jq.com/kylin/KYLIN-ALL/pool/main/p/pyxdg/python-xdg_0.25-4kord0.16.04.1_all.deb

https://archive.cq-jq.com/kylin/KYLIN-ALL/pool/main/p/pyxdg/python3-xdg_0.25-4kord0.16.04.1_all.deb