1.修復(fù)的CVE ·CVE-2018-5745 描述：在bind實(shí)現(xiàn)“托管密鑰”功能時(shí)發(fā)現(xiàn)斷言失敗。攻擊者可以利用此漏洞導(dǎo)致命名守護(hù)程序崩潰。攻擊者很難觸發(fā)此漏洞，因?yàn)樗蟛僮鲉T將BIND配置為使用攻擊者管理的信任錨。 ·CVE-2019-6465 描述：發(fā)現(xiàn)區(qū)域傳輸?shù)目刂茮]有正確應(yīng)用于動(dòng)態(tài)可加載區(qū)域（DLZ）。充當(dāng)DNS客戶端的攻擊者可以利用此漏洞請(qǐng)求和接收DLZ的區(qū)域傳輸，即使“允許傳輸”ACL不允許這樣做。 ·CVE-2020-8622 描述：在綁定中發(fā)現(xiàn)了一個(gè)缺陷。嘗試驗(yàn)證對(duì)TSIG簽名請(qǐng)求的截?cái)囗憫?yīng)時(shí)，可能會(huì)發(fā)生斷言失敗。此漏洞的最大威脅是系統(tǒng)可用性。 ·CVE-2020-8623 描述：在綁定中發(fā)現(xiàn)了一個(gè)缺陷。當(dāng)對(duì)使用RSA密鑰簽名的區(qū)域進(jìn)行巧盡心思構(gòu)建的查詢時(shí)，可能會(huì)發(fā)生斷言失敗。必須使用“--enable-native-pkcs11”編譯BIND，系統(tǒng)才會(huì)受到影響。此漏洞的最大威脅是系統(tǒng)可用性。 ·CVE-2020-8624 描述：ISC BIND是美國ISC公司的一套實(shí)現(xiàn)了DNS協(xié)議的開源軟件。 BIND 9.9.12 至9.9.13, 9.10.7至9.10.8, 9.11.3至9.11.21, 9.12.1至9.16.5, 9.17.0 至9.17.3， 9.9.12-S1至9.9.13-S1, 9.11.3-S1至9.11.21-S1存在安全漏洞，攻擊者可以惡意使用新增權(quán)限更新其他區(qū)域內(nèi)容。 2.受影響的軟件包 ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 ·aarch64架構(gòu): bind、bind-chroot、bind-devel、bind-export-devel、bind-export-libs、bind-libs、bind-libs-lite、bind-license、bind-lite-devel、bind-pkcs11、bind-pkcs11-devel、bind-pkcs11-libs、bind-pkcs11-utils、bind-sdb、bind-sdb-chroot、bind-utils ·x86_64架構(gòu): bind、bind-chroot、bind-devel、bind-export-devel、bind-export-libs、bind-libs、bind-libs-lite、bind-license、bind-lite-devel、bind-pkcs11、bind-pkcs11-devel、bind-pkcs11-libs、bind-pkcs11-utils、bind-sdb、bind-sdb-chroot、bind-utils ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 ·aarch64架構(gòu): bind、bind-chroot、bind-devel、bind-export-devel、bind-export-libs、bind-libs、bind-libs-lite、bind-license、bind-lite-devel、bind-pkcs11、bind-pkcs11-devel、bind-pkcs11-libs、bind-pkcs11-utils、bind-sdb、bind-sdb-chroot、bind-utils ·x86_64架構(gòu): bind、bind-chroot、bind-devel、bind-export-devel、bind-export-libs、bind-libs、bind-libs-lite、bind-license、bind-lite-devel、bind-pkcs11、bind-pkcs11-devel、bind-pkcs11-libs、bind-pkcs11-utils、bind-sdb、bind-sdb-chroot、bind-utils 3.軟件包修復(fù)版本 ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 (aarch64、x86_64) bind-9.11.4-26.P2.el7_9.4或以上版本 bind-chroot-9.11.4-26.P2.el7_9.4或以上版本 bind-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-export-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-export-libs-9.11.4-26.P2.el7_9.4或以上版本 bind-libs-9.11.4-26.P2.el7_9.4或以上版本 bind-libs-lite-9.11.4-26.P2.el7_9.4或以上版本 bind-license-9.11.4-26.P2.el7_9.4或以上版本 bind-lite-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-libs-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-utils-9.11.4-26.P2.el7_9.4或以上版本 bind-sdb-9.11.4-26.P2.el7_9.4或以上版本 bind-sdb-chroot-9.11.4-26.P2.el7_9.4或以上版本 bind-utils-9.11.4-26.P2.el7_9.4或以上版本 ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 (aarch64、x86_64) bind-9.11.4-26.P2.el7_9.4或以上版本 bind-chroot-9.11.4-26.P2.el7_9.4或以上版本 bind-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-export-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-export-libs-9.11.4-26.P2.el7_9.4或以上版本 bind-libs-9.11.4-26.P2.el7_9.4或以上版本 bind-libs-lite-9.11.4-26.P2.el7_9.4或以上版本 bind-license-9.11.4-26.P2.el7_9.4或以上版本 bind-lite-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-devel-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-libs-9.11.4-26.P2.el7_9.4或以上版本 bind-pkcs11-utils-9.11.4-26.P2.el7_9.4或以上版本 bind-sdb-9.11.4-26.P2.el7_9.4或以上版本 bind-sdb-chroot-9.11.4-26.P2.el7_9.4或以上版本 bind-utils-9.11.4-26.P2.el7_9.4或以上版本 4.修復(fù)方法 方法一：配置源進(jìn)行升級(jí)安裝 1.打開軟件包源配置文件，根據(jù)倉庫地址進(jìn)行修改。 倉庫源地址： 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/ 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/ 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-2018-5745:無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 CVE-2019-6465:無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 CVE-2020-8622:無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 CVE-2020-8623:無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 CVE-2020-8624:無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 5.軟件包下載地址 ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 bind(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-chroot-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-export-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-export-libs-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-libs-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-libs-lite-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-license-9.11.4-26.P2.el7_9.4.noarch.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-lite-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-libs-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-utils-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-sdb-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-sdb-chroot-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/bind-utils-9.11.4-26.P2.el7_9.4.aarch64.rpm bind(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-chroot-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-export-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-export-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-export-libs-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-export-libs-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-libs-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-libs-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-libs-lite-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-libs-lite-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-license-9.11.4-26.P2.el7_9.4.noarch.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-lite-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-lite-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-libs-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-libs-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-utils-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-sdb-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-sdb-chroot-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/bind-utils-9.11.4-26.P2.el7_9.4.x86_64.rpm ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 bind(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-chroot-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-export-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-export-libs-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-libs-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-libs-lite-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-license-9.11.4-26.P2.el7_9.4.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-lite-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-devel-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-libs-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-pkcs11-utils-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-sdb-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-sdb-chroot-9.11.4-26.P2.el7_9.4.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/bind-utils-9.11.4-26.P2.el7_9.4.aarch64.rpm bind(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/bind-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-chroot-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-export-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-export-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-export-libs-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-export-libs-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-libs-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-libs-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-libs-lite-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-libs-lite-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-license-9.11.4-26.P2.el7_9.4.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-lite-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-lite-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-devel-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-devel-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-libs-9.11.4-26.P2.el7_9.4.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-libs-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-pkcs11-utils-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-sdb-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-sdb-chroot-9.11.4-26.P2.el7_9.4.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/bind-utils-9.11.4-26.P2.el7_9.4.x86_64.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，則說明修復(fù)成功。 sudo rpm -qa | grep Packagename