1. 修复的CVE信息
CVE-2021-20231
GnuTLS是一款免费的用于实现SSL、TLS和DTLS协议的安全通信库。
gnutls 存在安全漏洞，该漏洞源于客户端发送密钥共享扩展的自由后使用可能会导致内存损坏和其他后果。
CVE-2021-20232
GnuTLS是一款免费的用于实现SSL、TLS和DTLS协议的安全通信库。
gnutls 存在安全漏洞，该漏洞源于lib/ext/pre_shared_key.c的client_send_params导致内存损坏。
2. 影响的操作系统
银河麒麟桌面操作系统V10 SP1
3. 修复版本
软件包：gnutls28
3.6.13-2kylin1.6(V10 SP1)
4. 受影响的软件包
银河麒麟桌面操作系统V10 SP1
gnutls-bin
gnutls-doc
guile-gnutls
libgnutls-dane0
libgnutls-openssl27
libgnutls28-dev
libgnutls30
libgnutlsxx28
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:http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse
4.0.2-sp2:http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp2-desktop main restricted universe multiverse
4.0.2-sp3:http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp3-desktop main restricted universe multiverse
4.0.2-sp4:http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp4-desktop main restricted universe multiverse
10.0:http://archive.kylinos.cn/kylin/KYLIN-ALL 10.0 main restricted universe multiverse
10.0 SP1:http://archive.kylinos.cn/kylin/KYLIN-ALL 10.1 main restricted universe multiverse
配置完成后执行更新命令进行升级。$sudo apt update
方法二：下载安装包进行升级安装
通过软件包地址下载软件包，使用软件包升级命令根据受影响的组件包列表 升级相关的组件包。$dpkg -i Packagelists
6. 软件包下载地址
银河麒麟桌面操作系统V10 SP1
X86_64软件包下载地址：
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutls28-dev_3.6.13-2kylin1.6_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutlsxx28_3.6.13-2kylin1.6_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/gnutls-doc_3.6.13-2kylin1.6_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/gnutls-bin_3.6.13-2kylin1.6_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/guile-gnutls_3.6.13-2kylin1.6_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutls-openssl27_3.6.13-2kylin1.6_amd64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutls28-dev_3.6.13-2kylin1.6_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutlsxx28_3.6.13-2kylin1.6_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/gnutls-doc_3.6.13-2kylin1.6_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/gnutls-bin_3.6.13-2kylin1.6_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/guile-gnutls_3.6.13-2kylin1.6_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutls-openssl27_3.6.13-2kylin1.6_arm64.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutls28-dev_3.6.13-2kylin1.6_mips64el.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutlsxx28_3.6.13-2kylin1.6_mips64el.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/gnutls-doc_3.6.13-2kylin1.6_all.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/guile-gnutls_3.6.13-2kylin1.6_mips64el.deb
http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/g/gnutls28/libgnutls-openssl27_3.6.13-2kylin1.6_mips64el.deb
