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CVE-2017-7374

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 4.10.7之前的版本中的fs/crypto/存在释放后重用漏洞。本地攻击者可通过撤回用于ext4、f2fs或ubifs加密的keyring密钥利用该漏洞造成拒绝服务（空指针逆向引用）或获取权限。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.80% · P56

Possible ATT&CK Techniques 1 AI

T1562
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I. Basic Information for CVE-2017-7374

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Use-after-free vulnerability in fs/crypto/ in the Linux kernel before 4.10.7 allows local users to cause a denial of service (NULL pointer dereference) or possibly gain privileges by revoking keyring keys being used for ext4, f2fs, or ubifs encryption, causing cryptographic transform objects to be freed prematurely.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
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 4.10.7之前的版本中的fs/crypto/存在释放后重用漏洞。本地攻击者可通过撤回用于ext4、f2fs或ubifs加密的keyring密钥利用该漏洞造成拒绝服务（空指针逆向引用）或获取权限。
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-2017-7374

# POC Description Source Link Shenlong Link
1 None https://github.com/ww9210/cve-2017-7374 POC Details
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III. Intelligence Information for CVE-2017-7374

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Patches & Fixes for CVE-2017-7374 (2)

Vendor Advisories for CVE-2017-7374 (2)

Other References for CVE-2017-7374 (1)

Same Patch Batch · n/a · 2017-03-31 · 22 CVEs total

CVE-2017-3010 Adobe Acrobat和Reader 安全漏洞
CVE-2016-9319 Trend Micro Enterprise Mobile Security Android Application 安全漏洞
CVE-2017-7363 Pixie 跨站脚本漏洞
CVE-2017-7362 Pixie 跨站脚本漏洞
CVE-2017-7361 Pixie 跨站脚本漏洞
CVE-2017-7360 Pixie 跨站脚本漏洞
CVE-2017-7359 Pixie 跨站脚本漏洞
CVE-2017-7309 MantisBT 跨站脚本漏洞
CVE-2017-7241 MantisBT 跨站脚本漏洞
CVE-2017-6973 MantisBT 跨站脚本漏洞
CVE-2017-2647 Linux kernel 代码问题漏洞
CVE-2017-7386 symetrie 跨站脚本漏洞
CVE-2017-3009 Adobe Acrobat和Reader 缓冲区错误漏洞
CVE-2016-6209 Nagios 跨站脚本漏洞
CVE-2015-4624 Hak5 WiFi Pineapple 安全漏洞
CVE-2014-9114 util-linux 安全漏洞
CVE-2014-5009 Snoopy 安全漏洞
CVE-2014-5008 Snoopy 安全漏洞
CVE-2014-3931 MRLG 安全漏洞
CVE-2008-7313 Snoopy 安全漏洞

Showing top 20 of 22 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2017-7374

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