1. 修复的CVE信息

• CVE-2021-3185

  描述：在 v1.18.1 之前的 gst-plugins-bad 的 gstreamer h264 组件中发现了一个缺陷，在解析 h264 标头时，攻击者可能会导致堆栈被破坏、内存损坏和可能的代码执行。

2. 影响的操作系统及修复版本

• 银河麒麟高级服务器操作系统 V10 SP1

gstreamer1-plugins-bad-free-1.16.2-2.ky10

gstreamer1-plugins-bad-free-debugsource-1.16.2-2.ky10

gstreamer1-plugins-bad-free-devel-1.16.2-2.ky10

• 银河麒麟高级服务器操作系统 V10 SP2

gstreamer1-plugins-bad-free-1.16.2-2.ky10

gstreamer1-plugins-bad-free-debugsource-1.16.2-2.ky10

gstreamer1-plugins-bad-free-devel-1.16.2-2.ky10

3. 受影响的软件包

• 银河麒麟高级服务器操作系统 V10 SP1

aarch64:gstreamer1-plugins-bad-free、gstreamer1-plugins-bad-free-debugsource、gstreamer1-plugins-bad-free-devel

x86_64:gstreamer1-plugins-bad-free、gstreamer1-plugins-bad-free-debugsource、gstreamer1-plugins-bad-free-devel

• 银河麒麟高级服务器操作系统 V10 SP2

aarch64:gstreamer1-plugins-bad-free、gstreamer1-plugins-bad-free-debugsource、gstreamer1-plugins-bad-free-devel

x86_64:gstreamer1-plugins-bad-free、gstreamer1-plugins-bad-free-debugsource、gstreamer1-plugins-bad-free-devel

4. 修复方法

方法一：配置源进行升级安装

1.打开软件包源配置文件，根据仓库地址进行修改。

仓库源地址：

银河麒麟高级服务器操作系统 V10 SP1

aarch64:http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/

x86_64:http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/

银河麒麟高级服务器操作系统 V10 SP2

aarch64:http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/aarch64/

x86_64:http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/x86_64/

2.配置完成后执行更新命令进行升级，命令如下：yum update Packagename

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软件包列表进行升级安装,命令如下：yum install Packagename

5. 软件包下载地址

• 银河麒麟高级服务器操作系统 V10 SP1

  gstreamer1-plugins-bad-free aarch64软件包下载地址:

http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/gstreamer1-plugins-bad-free-1.16.2-2.ky10.aarch64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/gstreamer1-plugins-bad-free-debugsource-1.16.2-2.ky10.aarch64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/gstreamer1-plugins-bad-free-devel-1.16.2-2.ky10.aarch64.rpm

 gstreamer1-plugins-bad-free x86_64软件包下载地址:

http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/gstreamer1-plugins-bad-free-1.16.2-2.ky10.x86_64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/gstreamer1-plugins-bad-free-debugsource-1.16.2-2.ky10.x86_64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/gstreamer1-plugins-bad-free-devel-1.16.2-2.ky10.x86_64.rpm

• 银河麒麟高级服务器操作系统 V10 SP2

 gstreamer1-plugins-bad-free aarch64软件包下载地址:

http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/gstreamer1-plugins-bad-free-1.16.2-2.ky10.aarch64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/gstreamer1-plugins-bad-free-debugsource-1.16.2-2.ky10.aarch64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/gstreamer1-plugins-bad-free-devel-1.16.2-2.ky10.aarch64.rpm

 gstreamer1-plugins-bad-free x86_64软件包下载地址:

http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/gstreamer1-plugins-bad-free-1.16.2-2.ky10.x86_64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/gstreamer1-plugins-bad-free-debugsource-1.16.2-2.ky10.x86_64.rpm

http://update.cs2c.com.cn:8080/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/gstreamer1-plugins-bad-free-devel-1.16.2-2.ky10.x86_64.rpm

注：其他相关依赖包请到相同目录下载