1.修復(fù)的CVE ·CVE-2020-14347 描述：X.Org X Server是X.Org基金會(huì)的一款X Window系統(tǒng)顯示服務(wù)器。 該漏洞源于程序沒(méi)有正確初始化xserver內(nèi)存。攻擊者可利用該漏洞泄露服務(wù)器內(nèi)存或可能繞過(guò)ASLR。 ·CVE-2020-14360 描述：X.Org X Server是X.Org（X.org）基金會(huì)的一款X Window系統(tǒng)顯示服務(wù)器。 X.Org Server存在緩沖區(qū)錯(cuò)誤漏洞，攻擊者可利用該漏洞可以通過(guò)XkbSetMap強(qiáng)制讀取無(wú)效地址，以觸發(fā)拒絕服務(wù)，或獲取敏感信息。 ·CVE-2020-14362 描述：xorg-x11-server是X.Org基金會(huì)的一款X窗口系統(tǒng)顯示服務(wù)器。 X.Org Server存在輸入驗(yàn)證錯(cuò)誤漏洞。該漏洞源于網(wǎng)絡(luò)系統(tǒng)或產(chǎn)品未對(duì)輸入的數(shù)據(jù)進(jìn)行正確的驗(yàn)證。 ·CVE-2020-25712 描述：xorg-x11-server是X.Org（X.org）基金會(huì)的一款X窗口系統(tǒng)顯示服務(wù)器。 X.Org Server存在緩沖區(qū)錯(cuò)誤漏洞，攻擊者可利用該漏洞可以通過(guò)XkbSetDeviceInfo觸發(fā)緩沖區(qū)溢出，以觸發(fā)拒絕服務(wù)，并可能運(yùn)行代碼。 2.受影響的軟件包 ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 aarch64架構(gòu): xorg-x11-server-Xdmx、xorg-x11-server-Xephyr、xorg-x11-server-Xnest、xorg-x11-server-Xorg、xorg-x11-server-Xvfb、xorg-x11-server-Xwayland、xorg-x11-server-common、xorg-x11-server-devel、xorg-x11-server-source x86_64架構(gòu): xorg-x11-server-Xdmx、xorg-x11-server-Xephyr、xorg-x11-server-Xnest、xorg-x11-server-Xorg、xorg-x11-server-Xvfb、xorg-x11-server-Xwayland、xorg-x11-server-common、xorg-x11-server-devel、xorg-x11-server-source ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 aarch64架構(gòu): xorg-x11-server-Xdmx、xorg-x11-server-Xephyr、xorg-x11-server-Xnest、xorg-x11-server-Xorg、xorg-x11-server-Xvfb、xorg-x11-server-Xwayland、xorg-x11-server-common、xorg-x11-server-devel、xorg-x11-server-source x86_64架構(gòu): xorg-x11-server-Xdmx、xorg-x11-server-Xephyr、xorg-x11-server-Xnest、xorg-x11-server-Xorg、xorg-x11-server-Xvfb、xorg-x11-server-Xwayland、xorg-x11-server-common、xorg-x11-server-devel、xorg-x11-server-source 3.軟件包修復(fù)版本 ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 xorg-x11-server-Xdmx-1.20.4-15.el7_9 xorg-x11-server-Xephyr-1.20.4-15.el7_9 xorg-x11-server-Xnest-1.20.4-15.el7_9 xorg-x11-server-Xorg-1.20.4-15.el7_9 xorg-x11-server-Xvfb-1.20.4-15.el7_9 xorg-x11-server-Xwayland-1.20.4-15.el7_9 xorg-x11-server-common-1.20.4-15.el7_9 xorg-x11-server-devel-1.20.4-15.el7_9 xorg-x11-server-source-1.20.4-15.el7_9 ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 xorg-x11-server-Xdmx-1.20.4-15.el7_9 xorg-x11-server-Xephyr-1.20.4-15.el7_9 xorg-x11-server-Xnest-1.20.4-15.el7_9 xorg-x11-server-Xorg-1.20.4-15.el7_9 xorg-x11-server-Xvfb-1.20.4-15.el7_9 xorg-x11-server-Xwayland-1.20.4-15.el7_9 xorg-x11-server-common-1.20.4-15.el7_9 xorg-x11-server-devel-1.20.4-15.el7_9 xorg-x11-server-source-1.20.4-15.el7_9 4.修復(fù)方法 方法一：配置源進(jìn)行升級(jí)安裝 1.打開(kāi)軟件包源配置文件，根據(jù)倉(cāng)庫(kù)地址進(jìn)行修改。 倉(cāng)庫(kù)源地址： 銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 aarch64:https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/ 中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 aarch64:https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/ 2.配置完成后執(zhí)行更新命令進(jìn)行升級(jí)，命令如下： yum update Packagename 方法二：下載安裝包進(jìn)行升級(jí)安裝 通過(guò)軟件包地址下載軟件包，使用軟件包升級(jí)命令根據(jù)受影響的軟件包列表進(jìn)行升級(jí)安裝,命令如下： yum install Packagename 3.升級(jí)完成后是否需要重啟服務(wù)或操作系統(tǒng)： ·CVE-2020-14347：無(wú)需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 ·CVE-2020-14360：無(wú)需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 ·CVE-2020-14362：無(wú)需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 ·CVE-2020-25712：無(wú)需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 5.軟件包下載地址 ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 xorg-x11-server（aarch64）軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xdmx-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xephyr-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xnest-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xorg-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xvfb-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xwayland-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-common-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-devel-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-source-1.20.4-15.el7_9.noarch.rpm xorg-x11-server（x86_64）軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xdmx-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xephyr-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xnest-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xorg-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xvfb-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xwayland-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-common-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-devel-1.20.4-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-devel-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-source-1.20.4-15.el7_9.noarch.rpm ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 xorg-x11-server（aarch64）軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xdmx-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xephyr-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xnest-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xorg-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xvfb-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-Xwayland-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-common-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-devel-1.20.4-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/xorg-x11-server-source-1.20.4-15.el7_9.noarch.rpm xorg-x11-server（x86_64）軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xdmx-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xephyr-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xnest-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xorg-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xvfb-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-Xwayland-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-common-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-devel-1.20.4-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-devel-1.20.4-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/xorg-x11-server-source-1.20.4-15.el7_9.noarch.rpm 注：其他相關(guān)依賴包請(qǐng)到相同目錄下載 6.修復(fù)驗(yàn)證 使用軟件包查詢命令，查看相關(guān)軟件包版本是否與修復(fù)版本一致，如果版本一致，則說(shuō)明修復(fù)成功。 sudo rpm -qa | grep Packagename