CVE编号
CVE-2016-8655利用情况
暂无补丁情况
官方补丁披露时间
2016-12-08漏洞描述
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。Linux Kernel本地权限提升漏洞。由于创建AF-PACKET套接字时，网络命名空间中需要CAP_NET_RAW，在低权限命名空间可用的系统中（Ubuntu、Fedora等）中可通过未授权进程获取。本地攻击者利用漏洞可在内核中执行任意代码，导致拒绝服务条件，或以管理员权限执行任意代码。
解决建议
厂商已提供漏洞修补方案，请关注如下链接及时更新：https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c
参考链接 |
|
|---|---|
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84a... | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00044.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00054.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00055.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html | |
| http://packetstormsecurity.com/files/140063/Linux-Kernel-4.4.0-AF_PACKET-Race... | |
| http://rhn.redhat.com/errata/RHSA-2017-0386.html | |
| http://rhn.redhat.com/errata/RHSA-2017-0387.html | |
| http://rhn.redhat.com/errata/RHSA-2017-0402.html | |
| http://www.openwall.com/lists/oss-security/2016/12/06/1 | |
| http://www.securityfocus.com/bid/94692 | |
| http://www.securitytracker.com/id/1037403 | |
| http://www.securitytracker.com/id/1037968 | |
| http://www.ubuntu.com/usn/USN-3149-1 | |
| http://www.ubuntu.com/usn/USN-3149-2 | |
| http://www.ubuntu.com/usn/USN-3150-1 | |
| http://www.ubuntu.com/usn/USN-3150-2 | |
| http://www.ubuntu.com/usn/USN-3151-1 | |
| http://www.ubuntu.com/usn/USN-3151-2 | |
| http://www.ubuntu.com/usn/USN-3151-3 | |
| http://www.ubuntu.com/usn/USN-3151-4 | |
| http://www.ubuntu.com/usn/USN-3152-1 | |
| http://www.ubuntu.com/usn/USN-3152-2 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1400019 | |
| https://github.com/torvalds/linux/commit/84ac7260236a49c79eede91617700174c2c19b0c | |
| https://source.android.com/security/bulletin/2017-03-01.html | |
| https://www.exploit-db.com/exploits/40871/ | |
| https://www.exploit-db.com/exploits/44696/ |
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 | debian | DPKG | * |
Up to (excluding) 4.8.15-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * |
Up to (including) 4.8.12 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | kernel | * |
Up to (excluding) 0:3.10.0-514.10.2.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | kernel-rt | * |
Up to (excluding) 0:3.10.0-514.10.2.rt56.435.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | kernel-default-extra | * |
Up to (excluding) 4.4.73-5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_12.04_lts | linux | * |
Up to (excluding) 3.2.0-118.161 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux | * |
Up to (excluding) 3.13.0-105.152 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | linux | * |
Up to (excluding) 4.4.0-53.74 |
|||||
- 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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