CVE编号
CVE-2018-19962利用情况
暂无补丁情况
官方补丁披露时间
2018-12-08漏洞描述
在AMD x86平台上的Xen through 4.11.x中发现了一个问题，这可能允许guest OS用户获得主机OS特权，因为小的IOMMU映射不安全地组合成更大的IOMMU映射。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://xenbits.xen.org/xsa/advisory-275.html
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html | |
| http://www.securityfocus.com/bid/106182 | |
| https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://support.citrix.com/article/CTX239432 | |
| https://www.debian.org/security/2019/dsa-4369 | |
| https://xenbits.xen.org/xsa/advisory-275.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 | citrix | xenserver | 7.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | citrix | xenserver | 7.1 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | citrix | xenserver | 7.5 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | citrix | xenserver | 7.6 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.6 | xen | * |
Up to (excluding) 4.8.5-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | xen | * |
Up to (excluding) 4.9.3-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | xen | * |
Up to (excluding) 4.10.2-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | xen | * |
Up to (excluding) 4.11.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian | debian_linux | 9.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | xen | * |
Up to (excluding) 4.4.1-9+deb8u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | xen | * |
Up to (excluding) 4.8.5+shim4.10.2+xsa282-1+deb9u11 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | xen | * |
Up to (excluding) 4.10.3-1.fc28 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_29 | xen | * |
Up to (excluding) 4.11.0-10.fc29 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | xen | * |
Up to (excluding) 4.10.2_04-lp150.2.12.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | xen | * |
Up to (excluding) 4.9.3_03-34.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_11_SP4 | xen | * |
Up to (excluding) 4.4.4_38_3.0.101_108.84-61.40.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | xen | * |
Up to (excluding) 4.11.1_02-2.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP3 | xen | * |
Up to (excluding) 4.9.3_03-3.47.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP4 | xen | * |
Up to (excluding) 4.11.1_02-2.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | xen | * |
Up to (excluding) 4.4.4_38-61.40.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | xen | * |
Up to (excluding) 4.9.3_03-3.47.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | xen | * |
Up to (excluding) 4.11.1_02-2.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | xen | xen | * |
Up to (including) 4.11.1 |
|||||
- 攻击路径 本地
- 攻击复杂度 困难
- 权限要求 普通权限
- 影响范围 越权影响
- 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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