CVE-2014-4014
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I. Basic Information for CVE-2014-4014
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The capabilities implementation in the Linux kernel before 3.14.8 does not properly consider that namespaces are inapplicable to inodes, which allows local users to bypass intended chmod restrictions by first creating a user namespace, as demonstrated by setting the setgid bit on a file with group ownership of root.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 权限许可和访问控制漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 3.14.5及之前版本的用户命名空间(CONFIG_USER_NS)的实现过程中存在安全漏洞。本地攻击者可通过创建用户命名空间利用该漏洞在系统上提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2014-4014
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | cve-2014-4014 | https://github.com/vnik5287/cve-2014-4014-privesc | POC Details |
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No public POC found.
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- https://bugzilla.redhat.com/show_bug.cgi?id=1107966x_refsource_CONFIRM
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.8x_refsource_CONFIRM
- https://source.android.com/security/bulletin/2016-12-01.htmlx_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2014-4014
Same Patch Batch · n/a · 2014-06-23 · 9 CVEs total
| CVE-2014-0244 | Samba nmbd 拒绝服务漏洞 | |
| CVE-2014-3493 | Samba 缓冲区错误漏洞 | |
| CVE-2014-0203 | Linux kernel fs/namei.c文件输入验证错误漏洞 | |
| CVE-2014-1739 | Linux kernel 信息泄露漏洞 | |
| CVE-2014-4027 | Linux kernel 权限许可和访问控制问题漏洞 | |
| CVE-2014-4157 | Linux kernel 权限许可和访问控制漏洞 | |
| CVE-2014-4171 | Linux kernel 设计错误漏洞 | |
| CVE-2014-4508 | Linux kernel 数字错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2014-4014
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