CVE编号
CVE-2019-7308利用情况
暂无补丁情况
官方补丁披露时间
2019-02-02漏洞描述
在4.20.6之前的Linux内核中，内核/bpf/ veriver .c在不同的情况下(包括不同分支的情况、不同的状态或要清除的限制)对指针算法执行不期望的越界猜测，从而导致端通道攻击。解决建议
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.6
参考链接 |
|
|---|---|
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=979... | |
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3b... | |
| http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html | |
| http://www.securityfocus.com/bid/106827 | |
| https://bugs.chromium.org/p/project-zero/issues/detail?id=1711 | |
| https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.6 | |
| https://github.com/torvalds/linux/commit/979d63d50c0c0f7bc537bf821e056cc9fe5abd38 | |
| https://github.com/torvalds/linux/commit/d3bd7413e0ca40b60cf60d4003246d067cafdeda | |
| https://support.f5.com/csp/article/K43030517 | |
| https://support.f5.com/csp/article/K43030517?utm_source=f5support&utm_medium=RSS | |
| https://usn.ubuntu.com/3930-1/ | |
| https://usn.ubuntu.com/3930-2/ | |
| https://usn.ubuntu.com/3931-1/ | |
| https://usn.ubuntu.com/3931-2/ |
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 | amazon linux_2 | kernel | * |
Up to (excluding) 4.14.231-173.360.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon linux_AMI | kernel | * |
Up to (excluding) 4.14.114-82.97.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | kernel | * |
Up to (excluding) 4.14.231-173.360-1.0-0.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | kernel | * |
Up to (excluding) 4.14.114-82.97.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 | canonical | ubuntu_linux | 18.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 18.10 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | kernel | * |
Up to (excluding) 4.20.6-100.fc28 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_29 | kernel | * |
Up to (excluding) 4.20.6-200.fc29 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
Up to (excluding) 4.19.19 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
From (including) 4.20.0 |
Up to (excluding) 4.20.6 |
||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse | leap | 15.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | kernel | * |
Up to (excluding) 4.12.14-lp150.12.58.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_7 | kernel | * |
Up to (excluding) 4.14.35-1902.304.6.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | kernel | * |
Up to (excluding) 4.14.35-1902.304.6.el7uek |
|||||
| 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_SP4 | kernel | * |
Up to (excluding) 4.12.14-6.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | kernel | * |
Up to (excluding) 4.12.14-6.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | kernel | * |
Up to (excluding) 4.15.0-1041.45~14.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux | * |
Up to (excluding) 3.11.0-12.19 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | kernel | * |
Up to (excluding) 4.15.0-1010.12~16.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | linux-aws-hwe | * |
Up to (excluding) 4.15.0-1035.37~16.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | kernel | * |
Up to (excluding) 4.15.0-1029.31 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04_lts | linux | * |
Up to (excluding) 4.15.0-47.50 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.10 | linux | * |
Up to (excluding) 4.18.0-17.18 |
|||||
- 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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