1.修復(fù)的漏洞 ·CVE-2023-32629 描述：Linux內(nèi)核中的OverlayFS實(shí)現(xiàn)在某些情況下未能正確執(zhí)行權(quán)限檢查。此缺陷允許本地攻擊者獲取提升的特權(quán)，因?yàn)樵跈z查trusted.overlayfs.* xattrs（CVE-2023-2640）時(shí)跳過了權(quán)限檢查。在Ubuntu內(nèi)核中，overlayfs的ovl_copy_up_meta_inode_data也存在類似的本地提權(quán)漏洞，因?yàn)樵谡{(diào)用ovl_do_setxattr時(shí)跳過了權(quán)限檢查）。 2.受影響的軟件包 ·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2 ·aarch64架構(gòu): kernel-debug-modules-internal、kernel-abi-whitelists、perf、kernel-tools、bpftool、kernel-tools-libs、kernel-core、kernel-devel、kernel-modules-extra、kernel-debug-modules、kernel-debug-devel、kernel-headers、kernel-debug、kernel-cross-headers、kernel-modules-internal、kernel-debug-core、kernel-debug-modules-extra、kernel、kernel-modules、python3-perf、kernel-tools-libs-devel ·x86_64架構(gòu): kernel-debug-modules-internal、kernel-abi-whitelists、kernel-ipaclones-internal、perf、kernel-tools、bpftool、kernel-tools-libs、kernel-core、kernel-devel、kernel-modules-extra、kernel-debug-modules、kernel-debug-devel、kernel-headers、kernel-debug、kernel-cross-headers、kernel-modules-internal、kernel-debug-core、kernel-debug-modules-extra、kernel、kernel-modules、python3-perf、kernel-tools-libs-devel 3.軟件包修復(fù)版本 ·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2 (aarch64) kernel-tools-libs-4.19.90-25.36.v2101.ky10或以上版本 kernel-modules-extra-4.19.90-25.36.v2101.ky10或以上版本 kernel-headers-4.19.90-25.36.v2101.ky10或以上版本 kernel-tools-4.19.90-25.36.v2101.ky10或以上版本 python3-perf-4.19.90-25.36.v2101.ky10或以上版本 kernel-cross-headers-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-4.19.90-25.36.v2101.ky10或以上版本 kernel-core-4.19.90-25.36.v2101.ky10或以上版本 bpftool-4.19.90-25.36.v2101.ky10或以上版本 kernel-tools-libs-devel-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-core-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-modules-extra-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-devel-4.19.90-25.36.v2101.ky10或以上版本 kernel-modules-internal-4.19.90-25.36.v2101.ky10或以上版本 kernel-modules-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-modules-internal-4.19.90-25.36.v2101.ky10或以上版本 kernel-4.19.90-25.36.v2101.ky10或以上版本 perf-4.19.90-25.36.v2101.ky10或以上版本 kernel-devel-4.19.90-25.36.v2101.ky10或以上版本 kernel-abi-whitelists-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-modules-4.19.90-25.36.v2101.ky10或以上版本 ·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2 (x86_64) kernel-tools-libs-4.19.90-25.36.v2101.ky10或以上版本 kernel-ipaclones-internal-4.19.90-25.36.v2101.ky10或以上版本 kernel-modules-extra-4.19.90-25.36.v2101.ky10或以上版本 kernel-headers-4.19.90-25.36.v2101.ky10或以上版本 kernel-tools-4.19.90-25.36.v2101.ky10或以上版本 python3-perf-4.19.90-25.36.v2101.ky10或以上版本 kernel-cross-headers-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-4.19.90-25.36.v2101.ky10或以上版本 kernel-core-4.19.90-25.36.v2101.ky10或以上版本 bpftool-4.19.90-25.36.v2101.ky10或以上版本 kernel-tools-libs-devel-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-core-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-modules-extra-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-devel-4.19.90-25.36.v2101.ky10或以上版本 kernel-modules-internal-4.19.90-25.36.v2101.ky10或以上版本 kernel-modules-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-modules-internal-4.19.90-25.36.v2101.ky10或以上版本 kernel-4.19.90-25.36.v2101.ky10或以上版本 perf-4.19.90-25.36.v2101.ky10或以上版本 kernel-devel-4.19.90-25.36.v2101.ky10或以上版本 kernel-abi-whitelists-4.19.90-25.36.v2101.ky10或以上版本 kernel-debug-modules-4.19.90-25.36.v2101.ky10或以上版本 4.修復(fù)方法 方法一：配置源進(jìn)行升級安裝 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： 銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2 aarch64:https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/ 2.配置完成后執(zhí)行更新命令進(jìn)行升級，命令如下： yum update Packagename 方法二：下載安裝包進(jìn)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(jù)受影響的軟件包 列表進(jìn)行升級安裝, 命令如下： yum install Packagename 3.升級完成后是否需要重啟服務(wù)或操作系統(tǒng)： CVE-2023-32629:需要重啟操作系統(tǒng)以使漏洞修復(fù)生效。 5.軟件包下載地址 ·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2 kernel(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-tools-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/python3-perf-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-headers-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-abi-whitelists-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-core-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-cross-headers-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-debug-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-debug-core-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-debug-devel-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-debug-modules-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-debug-modules-extra-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-debug-modules-internal-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-devel-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-modules-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-modules-extra-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-modules-internal-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-tools-libs-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/kernel-tools-libs-devel-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/perf-4.19.90-25.36.v2101.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/bpftool-4.19.90-25.36.v2101.ky10.aarch64.rpm kernel(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-abi-whitelists-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-debug-modules-internal-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-debug-core-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-tools-libs-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-headers-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/perf-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/python3-perf-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/bpftool-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-core-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-cross-headers-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-debug-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-debug-devel-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-debug-modules-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-debug-modules-extra-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-modules-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-modules-extra-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-modules-internal-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-tools-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-tools-libs-devel-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-ipaclones-internal-4.19.90-25.36.v2101.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/kernel-devel-4.19.90-25.36.v2101.ky10.x86_64.rpm 注：其他相關(guān)依賴包請到相同目錄下載 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