1.修復的CVE

    CVE-2020-16588

    Industrial Light And Magic（lim） OpenEXR是美國Industrial Light and Magic（LIM）（Industrial Light And Magic（lim））公司的一種圖像文件格式，適用于高動態范圍（HDR）圖像。

    Industrial Light and Magic Academy Software Foundation OpenEXR 2.3.0版本存在安全漏洞，該漏洞源于存在一個空指針遵循問題，可以通過一個制作好的EXR文件導致拒絕服務。

    CVE-2020-16589

    Industrial Light And Magic（lim） OpenEXR是美國Industrial Light and Magic（LIM）（Industrial Light And Magic（lim））公司的一種圖像文件格式，適用于高動態范圍（HDR）圖像。

    Industrial Light and Magic Academy Software Foundation OpenEXR 2.3.0版本存在緩沖區錯誤漏洞，該漏洞源于writeTileData in ImfTiledOutputFile.cpp中存在基于頭的緩沖區溢出，可以通過精心制作的EXR文件導致拒絕服務。

    CVE-2020-16587

    Industrial Light And Magic（lim） OpenEXR是美國Industrial Light and Magic（LIM）（Industrial Light And Magic（lim））公司的一種圖像文件格式，適用于高動態范圍（HDR）圖像。

    Industrial Light And Magic Academy Software Foundation OpenEXR 2.3.0 存在緩沖區錯誤漏洞，該漏洞源于在ImfMultiPartInputFile.cpp的chunkOffsetReconstruction中，存在一個基于堆的緩沖區溢出漏洞，可以通過一個制作好的EXR文件導致拒絕服務。

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：openexr

    2.2.0-10kord2.4(V4、V10)

    2.3.0-6kylin0.5(V10 SP1)

4.受影響的軟件包

    ·銀河麒麟操作系統V10桌面版、V4

    libopenexr-dev

    libopenexr24

    openexr

    openexr-doc

    ·銀河麒麟桌面操作系統V10 SP1

    libopenexr-dev

    libopenexr24

    openexr

    openexr-doc

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桌面版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2-desktop main restricted universe multiverse

    4.0.2-sp1桌面版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse

    4.0.2-sp2桌面版本:

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

    4.0.2-sp3桌面版本:

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

    4.0.2-sp4桌面版本:

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

    10.0版本:

    http://archive.kylinos.cn/kylin/KYLIN-ALL 10.0 main restricted universe multiverse

    10SP1版本:

    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

銀河麒麟操作系統V10桌面版、V4

X86_64軟件包下載地址

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr-dev_2.2.0-10kord2.4_amd64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr22_2.2.0-10kord2.4_amd64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr-doc_2.2.0-10kord2.4_all.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr_2.2.0-10kord2.4_amd64.deb

arm64軟件包下載地址

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr-dev_2.2.0-10kord2.4_arm64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr22_2.2.0-10kord2.4_arm64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr-doc_2.2.0-10kord2.4_all.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr_2.2.0-10kord2.4_arm64.deb

銀河麒麟操作系統桌面版V10 SP1

X86_64軟件包下載地址

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr-dev_2.3.0-6kylin0.5_amd64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr24_2.3.0-6kylin0.5_amd64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr-doc_2.3.0-6kylin0.5_all.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr_2.3.0-6kylin0.5_amd64.deb

arm64軟件包下載地址

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr-dev_2.3.0-6kylin0.5_arm64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr24_2.3.0-6kylin0.5_arm64.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr-doc_2.3.0-6kylin0.5_all.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr_2.3.0-6kylin0.5_arm64.deb

mips64el軟件包下載地址

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr-dev_2.3.0-6kylin0.5_mips64el.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/libopenexr24_2.3.0-6kylin0.5_mips64el.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr-doc_2.3.0-6kylin0.5_all.deb

http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openexr/openexr_2.3.0-6kylin0.5_mips64el.deb