1. 修復的CVE信息
CVE-2021-20231
GnuTLS是一款免費的用于實現SSL、TLS和DTLS協議的安全通信庫。
gnutls 存在安全漏洞，該漏洞源于客戶端發送密鑰共享擴展的自由后使用可能會導致內存損壞和其他后果。
CVE-2021-20232
GnuTLS是一款免費的用于實現SSL、TLS和DTLS協議的安全通信庫。
gnutls 存在安全漏洞，該漏洞源于lib/ext/pre_shared_key.c的client_send_params導致內存損壞。
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：gnutls28
3.6.13-2kylin1.6(V10 SP1)
4. 受影響的軟件包
銀河麒麟桌面操作系統V10 SP1
gnutls-bin
gnutls-doc
guile-gnutls
libgnutls-dane0
libgnutls-openssl27
libgnutls28-dev
libgnutls30
libgnutlsxx28
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-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
銀河麒麟桌面操作系統V10 SP1
X86_64軟件包下載地址：
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
