1.修復的CVE ·CVE-2021-3497 描述：GStreamer是一套用于處理流媒體的框架。GStreamer 1.18.4之前版本存在資源管理錯誤漏洞，該漏洞源于對某些格式錯誤的Matroska文件進行解析時，可能會在錯誤代碼路徑中訪問已釋放的內存。 2.受影響的軟件包 ·銀河麒麟高級服務器操作系統（兼容版） V10 ·aarch64架構: gstreamer1-plugins-good、gstreamer1-plugins-good-gtk ·x86_64架構: gstreamer1-plugins-good、gstreamer1-plugins-good-gtk 3.軟件包修復版本 ·銀河麒麟高級服務器操作系統（兼容版） V10 (aarch64、x86_64) gstreamer1-plugins-good-1.16.1-3.el8或以上版本 gstreamer1-plugins-good-gtk-1.16.1-3.el8或以上版本 4.修復方法 方法一：配置源進行升級安裝 1.打開軟件包源配置文件，根據倉庫地址進行修改。 倉庫源地址： 銀河麒麟高級服務器操作系統（兼容版） V10 aarch64:https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/x86_64/ 2.配置完成后執行更新命令進行升級，命令如下： yum update Packagename 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軟件包 列表進行升級安裝, 命令如下： yum install Packagename 3.升級完成后是否需要重啟服務或操作系統： CVE-2021-3497:需要重啟 gstreamer1-plugins-good 以使漏洞修復生效。 5.軟件包下載地址 ·銀河麒麟高級服務器操作系統（兼容版） V10 gstreamer1-plugins-good(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/AppStream-updates/aarch64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.aarch64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/BaseOS-updates/aarch64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.aarch64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/aarch64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.aarch64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/AppStream-updates/aarch64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.aarch64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/BaseOS-updates/aarch64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.aarch64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/aarch64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.aarch64.rpm gstreamer1-plugins-good(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/AppStream-updates/x86_64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.i686.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/BaseOS-updates/x86_64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.i686.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/x86_64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.i686.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/AppStream-updates/x86_64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.x86_64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/BaseOS-updates/x86_64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.x86_64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/x86_64/Packages/gstreamer1-plugins-good-1.16.1-3.el8.x86_64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/AppStream-updates/x86_64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.i686.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/BaseOS-updates/x86_64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.i686.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/x86_64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.i686.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/AppStream-updates/x86_64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.x86_64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/BaseOS-updates/x86_64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.x86_64.rpm https://update.cs2c.com.cn/NS/V10/8U2/os/adv/lic/PowerTools-updates/x86_64/Packages/gstreamer1-plugins-good-gtk-1.16.1-3.el8.x86_64.rpm 注：其他相關依賴包請到相同目錄下載 6.修復驗證 使用軟件包查詢命令，查看相關軟件包版本是否與修復版本一致，如果版本一致，則說明修復成功。 sudo rpm -qa | grep Packagename