CVE编号
CVE-2018-16884利用情况
暂无补丁情况
官方补丁披露时间
2018-12-19漏洞描述
在Linux内核的NFS41 +子系统中发现了一个漏洞。同时安装在不同网络命名空间中的NFS41 +共享可能会使bc_svc_process()使用错误的反向通道ID并导致UAF。因此，恶意容器用户可能导致主机内核内存损坏和系统混乱。由于缺陷的性质，不能完全排除特权升级。解决建议
厂商已发布漏洞修复程序，请及时关注更新：https://patchwork.kernel.org/patch/10733769/
参考链接 |
|
|---|---|
| http://www.securityfocus.com/bid/106253 | |
| https://access.redhat.com/errata/RHSA-2019:1873 | |
| https://access.redhat.com/errata/RHSA-2019:1891 | |
| https://access.redhat.com/errata/RHSA-2019:2696 | |
| https://access.redhat.com/errata/RHSA-2019:2730 | |
| https://access.redhat.com/errata/RHSA-2019:3309 | |
| https://access.redhat.com/errata/RHSA-2019:3517 | |
| https://access.redhat.com/errata/RHSA-2020:0204 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16884 | |
| https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html | |
| https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html | |
| https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html | |
| https://patchwork.kernel.org/cover/10733767/ | |
| https://patchwork.kernel.org/patch/10733769/ | |
| https://support.f5.com/csp/article/K21430012 | |
| https://usn.ubuntu.com/3932-1/ | |
| https://usn.ubuntu.com/3932-2/ | |
| https://usn.ubuntu.com/3980-1/ | |
| https://usn.ubuntu.com/3980-2/ | |
| https://usn.ubuntu.com/3981-1/ | |
| https://usn.ubuntu.com/3981-2/ | |
| https://www.oracle.com/security-alerts/cpuApr2021.html |
受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 应用 | redhat | enterprise_mrg | 2.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon linux_2 | linux | * |
Up to (excluding) 4.14.94-89.73.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon linux_AMI | linux | * |
Up to (excluding) 4.14.94-73.73.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | linux | * |
Up to (excluding) 4.14.94-89.73.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | linux | * |
Up to (excluding) 4.14.94-73.73.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 14.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 16.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | linux | * |
Up to (excluding) 3.10.0-957.27.2.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | linux | * |
Up to (excluding) 4.18.0-147.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian | debian_linux | 8.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | linux | * |
Up to (excluding) 3.16.57-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | linux | * |
Up to (excluding) 4.9.161-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | linux | * |
Up to (excluding) 4.19.16-200.fc28 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | - | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | linux | * |
Up to (excluding) 4.12.14-lp150.12.45.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | linux | * |
Up to (excluding) 4.4.172-86.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_6 | linux | * |
Up to (excluding) 4.1.12-124.43.4.el6uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_7 | linux | * |
Up to (excluding) 4.1.12-124.43.4.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_8 | linux | * |
Up to (excluding) 4.18.0-147.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_6 | linux | * |
Up to (excluding) 4.1.12-124.43.4.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | linux | * |
Up to (excluding) 4.1.12-124.43.4.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | linux | * |
Up to (excluding) 4.18.0-147.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat | enterprise_linux | 7.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | bpftool | * |
Up to (excluding) 0:3.10.0-957.27.2.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | kernel-rt | * |
Up to (excluding) 0:3.10.0-957.27.2.rt56.940.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | linux | * |
Up to (excluding) 4.18.0-147.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | kernel-default-extra | * |
Up to (excluding) 4.12.14-120 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP3 | linux | * |
Up to (excluding) 4.4.170-4.22.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP4 | linux | * |
Up to (excluding) 4.12.14-6.6.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | linux | * |
Up to (excluding) 4.4.170-4.22.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | linux | * |
Up to (excluding) 4.12.14-6.6.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | linux | * |
Up to (excluding) 4.15.0-1045.49~14.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux-aws | * |
Up to (excluding) 4.4.0-1040.43 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | linux | * |
Up to (excluding) 4.15.0-1039.41~16.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | linux | * |
Up to (excluding) 4.4.0-145.171 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | linux | * |
Up to (excluding) 4.18.0-20.21~18.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04_lts | linux | * |
Up to (excluding) 4.15.0-49.53 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04_lts | linux | * |
Up to (excluding) 4.15.0-50.54 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.10 | linux | * |
Up to (excluding) 4.18.0-19.20 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.10 | linux | * |
Up to (excluding) 4.18.0-20.21 |
|||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 普通权限
- 影响范围 有限影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 100
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