CVE-2021-3737
Python是Python基金会的一套开源的、面向对象的程序设计语言。该语言具有可扩展、支持模块和包、支持多种平台等特点。Python 中存在代码问题漏洞，该漏洞源于产品未能正确处理服务响应。攻击者可通过该漏洞导致拒绝服务。 以下产品及版本受到影响：Python 3.4 For Ubuntu 14.04、Python3.4-minimal For Ubuntu 16.04。
CVE-2020-27619
Python是Python基金会的一套开源的、面向对象的程序设计语言。该语言具有可扩展、支持模块和包、支持多种平台等特点。
Python 3 3.9版本存在安全漏洞，该漏洞源于Lib/test/multibytecodec_support.py CJK 编辑器测试对通过HTTP检索的内容调用eval（）函数。
CVE-2021-3177
Python是Python基金会的一套开源的、面向对象的程序设计语言。该语言具有可扩展、支持模块和包、支持多种平台等特点。
Python 3.x through 3.9.1 存在缓冲区错误漏洞，该漏洞源于PyCArg_repr in _ctypes/callproc.c，攻击者可利用该漏洞执行远程代码。
·银河麒麟桌面操作系统V10
x86_64 架构：
python2.7：idle-python2.7、libpython2.7-dbg、libpython2.7-minimal、libpython2.7-stdlib、libpython2.7-testsuite、libpython2.7、python2.7-dbg、python2.7-examples、python2.7-minimal、python2.7
python3.5：idle-python3.5、libpython3.5-minimal、libpython3.5-stdlib、libpython3.5-testsuite、libpython3.5、python3.5-examples、python3.5-minimal、python3.5-venv、python3.5
arm64 架构：
python2.7：idle-python2.7、libpython2.7-dbg、libpython2.7-minimal、libpython2.7-stdlib、libpython2.7-testsuite、libpython2.7、python2.7-dbg、python2.7-examples、python2.7-minimal、python2.7
python3.5：idle-python3.5、libpython3.5-minimal、libpython3.5-stdlib、libpython3.5-testsuite、libpython3.5、python3.5-examples、python3.5-minimal、python3.5-venv、python3.5
·银河麒麟桌面操作系统V10
python2.7：2.7.12-1kord0~16.04.18
python3.5：3.5.2-2kord0~16.04.13
打开软件包源配置文件，根据仓库地址进行修改。
10.0:
http://archive.kylinos.cn/kylin/KYLIN-ALL 10.0 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 python2.7
$sudo apt install python3.5
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/p/python2.7/idle-python2.7_2.7.12-1kord0~16.04.18_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-dbg_2.7.12-1kord0~16.04.18_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-minimal_2.7.12-1kord0~16.04.18_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-stdlib_2.7.12-1kord0~16.04.18_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-testsuite_2.7.12-1kord0~16.04.18_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7_2.7.12-1kord0~16.04.18_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7-dbg_2.7.12-1kord0~16.04.18_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7-examples_2.7.12-1kord0~16.04.18_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7-minimal_2.7.12-1kord0~16.04.18_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7_2.7.12-1kord0~16.04.18_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/idle-python3.5_3.5.2-2kord0~16.04.13_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5-minimal_3.5.2-2kord0~16.04.13_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5-stdlib_3.5.2-2kord0~16.04.13_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5-testsuite_3.5.2-2kord0~16.04.13_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5_3.5.2-2kord0~16.04.13_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5-examples_3.5.2-2kord0~16.04.13_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5-minimal_3.5.2-2kord0~16.04.13_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5-venv_3.5.2-2kord0~16.04.13_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5_3.5.2-2kord0~16.04.13_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/idle-python2.7_2.7.12-1kord0~16.04.18_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-dbg_2.7.12-1kord0~16.04.18_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-minimal_2.7.12-1kord0~16.04.18_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-stdlib_2.7.12-1kord0~16.04.18_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7-testsuite_2.7.12-1kord0~16.04.18_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/libpython2.7_2.7.12-1kord0~16.04.18_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7-dbg_2.7.12-1kord0~16.04.18_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7-examples_2.7.12-1kord0~16.04.18_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7-minimal_2.7.12-1kord0~16.04.18_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python2.7/python2.7_2.7.12-1kord0~16.04.18_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/idle-python3.5_3.5.2-2kord0~16.04.13_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5-minimal_3.5.2-2kord0~16.04.13_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5-stdlib_3.5.2-2kord0~16.04.13_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5-testsuite_3.5.2-2kord0~16.04.13_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/libpython3.5_3.5.2-2kord0~16.04.13_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5-examples_3.5.2-2kord0~16.04.13_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5-minimal_3.5.2-2kord0~16.04.13_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5-venv_3.5.2-2kord0~16.04.13_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/p/python3.5/python3.5_3.5.2-2kord0~16.04.13_arm64.deb
使用软件包查询命令，查看相关的软件包版本与修复版本一致则成功修复。
$sudo dpkg -l |grep Package
注：Package为软件包包名。
