1.修復的CVE

    CVE-2021-43818

    Lxml是Lxml個人開發者的一個可與Python交互用于定位Html中元素的軟件。lxml 4.6.5之前版本存在注入漏洞，該漏洞源于HTML Cleaner允許某些精心制作的腳本內容以及使用數據URI嵌入的SVG文件中的腳本內容通過。

2.影響的操作系統

    銀河麒麟桌面操作系統V10 SP1

3.修復版本

    軟件包：lxml

    4.5.0-1kylin0.5(V10 SP1)

4.受影響的軟件包

    銀河麒麟桌面操作系統V10 SP1

    python-lxml

    python-lxml-dbg

    python-lxml-doc

    python3-lxml

    python3-lxml-dbg

5.修復方法

方法一：配置源進行升級安裝

    打開軟件包源配置文件，根據倉庫地址進行修改。

    4.0.2桌面版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2-desktop main restricted universe multiverse

    4.0.2-sp1桌面版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse

    4.0.2-sp2桌面版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp2-desktop main restricted universe multiverse

    4.0.2-sp3桌面版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp3-desktop main restricted universe multiverse

    4.0.2-sp4桌面版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp4-desktop main restricted universe multiverse

    10.0版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 10.0 main restricted universe multiverse

    10SP1版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 10.1 main restricted universe multiverse

    配置完成后執行更新命令進行升級

    $sudo apt update

方法二：下載安裝包進行升級安裝

    通過軟件包地址下載軟件包，使用軟件包升級命令根據受影響的組件包列表 升級相關的組件包。

    $dpkg -i Packagelists

6.軟件包下載地址

銀河麒麟操作系統桌面版V10 SP1

X86_64軟件包下載地址

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python-lxml-dbg_4.5.0-1kylin0.5_amd64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python-lxml-doc_4.5.0-1kylin0.5_all.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python-lxml_4.5.0-1kylin0.5_amd64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python3-lxml-dbg_4.5.0-1kylin0.5_amd64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python3-lxml_4.5.0-1kylin0.5_amd64.deb

arm64軟件包下載地址

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python-lxml-dbg_4.5.0-1kylin0.5_arm64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python-lxml-doc_4.5.0-1kylin0.5_all.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python-lxml_4.5.0-1kylin0.5_arm64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python3-lxml-dbg_4.5.0-1kylin0.5_arm64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/l/lxml/python3-lxml_4.5.0-1kylin0.5_arm64.deb