CVE编号
CVE-2018-10853利用情况
暂无补丁情况
官方补丁披露时间
2018-09-12漏洞描述
在4.18之前的Linux kernel KVM hypervisor模拟指令的方式中发现了一个漏洞(如sgdt/sidt/fxsave/fxrstor)，在模拟非特权指令时，它没有检查当前特权(CPL)级别。无特权的客户用户/进程可以使用此缺陷潜在地升级客户内部的特权。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接:https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c9fa24ca7c9c47605672916491f79e8ccacb9e6
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html | |
| https://access.redhat.com/errata/RHSA-2019:2029 | |
| https://access.redhat.com/errata/RHSA-2019:2043 | |
| https://access.redhat.com/errata/RHSA-2020:0036 | |
| https://access.redhat.com/errata/RHSA-2020:0103 | |
| https://access.redhat.com/errata/RHSA-2020:0179 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10853 | |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id... | |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id... | |
| https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html | |
| https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html | |
| https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html | |
| https://usn.ubuntu.com/3777-1/ | |
| https://usn.ubuntu.com/3777-2/ | |
| https://www.openwall.com/lists/oss-security/2018/09/02/1 |
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 | |||||||||
| 系统 | canonical | ubuntu_linux | 16.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 18.04 | - | |||||
| 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) 4.9.110-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_27 | linux | * |
Up to (excluding) 4.16.15-200.fc27 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | linux | * |
Up to (excluding) 4.16.15-300.fc28 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
Up to (excluding) 4.18 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | linux | * |
Up to (excluding) 4.12.14-lp150.12.16.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | linux | * |
Up to (excluding) 4.4.179-99.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_7 | linux | * |
Up to (excluding) 3.10.0-1062.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | linux | * |
Up to (excluding) 3.10.0-1062.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | bpftool | * |
Up to (excluding) 0:3.10.0-1062.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | kernel-rt | * |
Up to (excluding) 0:3.10.0-1062.rt56.1022.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | kernel-default-extra | * |
Up to (excluding) 4.12.14-94.41 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP3 | linux | * |
Up to (excluding) 4.4.178-94.91.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | linux | * |
Up to (excluding) 4.4.178-94.91.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | linux | * |
Up to (excluding) 4.4.0-133.159~14.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux-aws | * |
Up to (excluding) 4.4.0-1027.30 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | linux | * |
Up to (excluding) 4.4.0-1065.75 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | linux | * |
Up to (excluding) 4.4.0-133.159 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | linux | * |
Up to (excluding) 4.15.0-1025.26 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04_lts | linux | * |
Up to (excluding) 4.15.0-36.39 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.10 | linux | * |
Up to (excluding) 4.17.0-6.7 |
|||||
- 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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