1.修复的CVE
CVE-2021-45949
Artifex Software Ghostscript是美国Artifex Software公司的一款开源的PostScript(一种用于电子产业和桌面出版领域的页面描述语言和编程语言)解析器。该产品可显示Postscript文件以及在非Postscript打印机上打印Postscript文件。GhostPDL 9.50到9.54.0存在安全漏洞,该漏洞源于GhostPDL 9.50到9.54.0在采样数据完成时(从采样数据continue和interp调用)有一个基于堆的缓冲区溢出。
CVE-2021-45944
Artifex Software Ghostscript是美国Artifex Software公司的一款开源的PostScript(一种用于电子产业和桌面出版领域的页面描述语言和编程语言)解析器。该产品可显示Postscript文件以及在非Postscript打印机上打印Postscript文件。Artifex Software Ghostscript GhostPDL 9.50到9.53.3存在安全漏洞,该漏洞源于在抽样数据sample中有一个after-free(从抽样数据continue和interp调用)。
银河麒麟桌面操作系统V10 SP1
软件包:ghostscript
9.50~dfsg-5kylin4.5(V10 SP1)
·银河麒麟桌面操作系统V10 SP1
ghostscript
ghostscript-dbg
ghostscript-doc
ghostscript-x
libgs-dev
libgs9
libgs9-common
打开软件包源配置文件,根据仓库地址进行修改。
4.0.2桌面版本:
http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2-desktop main restricted universe multiverse
4.0.2-sp1桌面版本:
http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse
4.0.2-sp2桌面版本:
http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp2-desktop main restricted universe multiverse
4.0.2-sp3桌面版本:
http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp3-desktop main restricted universe multiverse
4.0.2-sp4桌面版本:
http://archive.cyjm16888.com/kylin/KYLIN-ALL 4.0.2sp4-desktop main restricted universe multiverse
10.0版本:
http://archive.cyjm16888.com/kylin/KYLIN-ALL 10.0 main restricted universe multiverse
10SP1版本:
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
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
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript-dbg_9.50~dfsg-5kylin4.5_amd64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript-doc_9.50~dfsg-5kylin4.5_all.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript-x_9.50~dfsg-5kylin4.5_amd64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript_9.50~dfsg-5kylin4.5_amd64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/libgs-dev_9.50~dfsg-5kylin4.5_amd64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/libgs9-common_9.50~dfsg-5kylin4.5_all.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/libgs9_9.50~dfsg-5kylin4.5_amd64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript-dbg_9.50~dfsg-5kylin4.5_arm64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript-doc_9.50~dfsg-5kylin4.5_all.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript-x_9.50~dfsg-5kylin4.5_arm64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/ghostscript_9.50~dfsg-5kylin4.5_arm64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/libgs-dev_9.50~dfsg-5kylin4.5_arm64.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/libgs9-common_9.50~dfsg-5kylin4.5_all.deb
http://archive.cyjm16888.com/kylin/KYLIN-ALL/pool/main/g/ghostscript/libgs9_9.50~dfsg-5kylin4.5_arm64.deb