CVE编号
CVE-2019-9213利用情况
暂无补丁情况
官方补丁披露时间
2019-03-06漏洞描述
在4.20.14之前的Linux内核中，mm/mmap.c中的Exchangedown缺少mmap最小地址的检查，这使得攻击者更容易利用非SMAP平台上的内核空指针取消引用。这与检查错误任务的能力有关。 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=0a1d52994d440e21def1c2174932410b4f2a98a1
参考链接 |
|
|---|---|
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a1... | |
| http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00045.html | |
| http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html | |
| http://packetstormsecurity.com/files/156053/Reliable-Datagram-Sockets-RDS-rds... | |
| http://www.securityfocus.com/bid/107296 | |
| https://access.redhat.com/errata/RHSA-2019:0831 | |
| https://access.redhat.com/errata/RHSA-2019:1479 | |
| https://access.redhat.com/errata/RHSA-2019:1480 | |
| https://bugs.chromium.org/p/project-zero/issues/detail?id=1792 | |
| https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.105 | |
| https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.27 | |
| https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.14 | |
| https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.162 | |
| https://github.com/torvalds/linux/commit/0a1d52994d440e21def1c2174932410b4f2a98a1 | |
| 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://usn.ubuntu.com/3930-1/ | |
| https://usn.ubuntu.com/3930-2/ | |
| https://usn.ubuntu.com/3931-1/ | |
| https://usn.ubuntu.com/3931-2/ | |
| https://usn.ubuntu.com/3932-1/ | |
| https://usn.ubuntu.com/3932-2/ | |
| https://usn.ubuntu.com/3933-1/ | |
| https://usn.ubuntu.com/3933-2/ | |
| https://www.exploit-db.com/exploits/46502/ |
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 | alibaba_cloud_linux_2.1903 | linux | * |
Up to (excluding) 4.19.24-9.al7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon linux_2 | linux | * |
Up to (excluding) 4.14.106-97.85.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon linux_AMI | linux | * |
Up to (excluding) 4.14.106-79.86.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | linux | * |
Up to (excluding) 4.14.106-97.85.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | linux | * |
Up to (excluding) 4.14.106-79.86.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 12.04 | - | |||||
| 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 | centos_8 | linux | * |
Up to (excluding) 4.18.0-80.4.2.el8_0 |
|||||
| 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) 4.9.168-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | linux | * |
Up to (excluding) 4.20.14-100.fc28 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_29 | linux | * |
Up to (excluding) 4.20.14-200.fc29 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
From (including) 4.14 |
Up to (excluding) 4.14.105 |
||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
From (including) 4.19 |
Up to (excluding) 4.19.27 |
||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
From (including) 4.20 |
Up to (excluding) 4.20.14 |
||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
From (including) 4.9 |
Up to (excluding) 4.9.162 |
||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse | leap | 15.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse | leap | 42.3 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | linux | * |
Up to (excluding) 4.12.14-lp150.12.58.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | linux | * |
Up to (excluding) 4.4.176-96.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_7 | linux | * |
Up to (excluding) 4.14.35-1844.4.5.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle linux_8 | linux | * |
Up to (excluding) 4.18.0-80.4.2.el8_0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | linux | * |
Up to (excluding) 4.14.35-1844.4.5.el7uek |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | linux | * |
Up to (excluding) 4.18.0-80.4.2.el8_0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat | enterprise_linux | 7.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | linux | * |
Up to (excluding) 4.18.0-80.4.2.el8_0 |
|||||
| 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) 4.4.176-4.25.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP4 | linux | * |
Up to (excluding) 4.12.14-6.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | linux | * |
Up to (excluding) 4.4.176-4.25.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | linux | * |
Up to (excluding) 4.12.14-6.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | linux | * |
Up to (excluding) 3.13.0-168.218 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux | * |
Up to (excluding) 3.13.0-168.218 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | linux | * |
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 | * |
Up to (excluding) 4.4.0-145.171 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | linux | * |
Up to (excluding) 4.15.0-1010.12 |
|||||
| 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 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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