1. 修复的CVE信息

• CVE-2019-17455

Libntlm是一款NTLM（NT LAN Manager）身份验证库。

Libntlm 1.5及之前版本中存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

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：libntlm

1.5-2kylin0.1（V10 SP1）

4. 受影响的软件包

• 银河麒麟桌面操作系统V10 SP1

libntlm0

libntlm0-dev

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.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse

4.0.2-sp2:http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp2-desktop main restricted universe multiverse

4.0.2-sp3:http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp3-desktop main restricted universe multiverse

4.0.2-sp4:http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp4-desktop main restricted universe multiverse

10.0:http://archive.cyjm16888.com/kylin/KYLIN-ALL 10.0 main restricted universe multiverse

10.0 SP1:http://archive.cyjm16888.com/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.cyjm16888.com/kylin/KYLIN-ALL/pool/universe/libn/libntlm/libntlm0_1.5-2kylin0.1_amd64.deb

  http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/universe/libn/libntlm/libntlm0-dev_1.5-2kylin0.1_amd64.deb

  arm64软件包下载地址：

  http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/universe/libn/libntlm/libntlm0_1.5-2kylin0.1_arm64.deb

  http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/universe/libn/libntlm/libntlm0-dev_1.5-2kylin0.1_arm64.deb

  mips64el软件包下载地址：

  http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/universe/libn/libntlm/libntlm0_1.5-2kylin0.1_mips64el.deb

  http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/universe/libn/libntlm/libntlm0-dev_1.5-2kylin0.1_mips64el.deb