CVE-2017-16914
Quick assessment
Affected
Flexera Software LLC Linux Kernel
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
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。 Linux Kernel中的drivers/usb/usbip/stub_tx.c文件的‘stub_send_ret_submit()’函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。以下版本受到影响：Linux Kernel 4.14.8之前版本，4.9.71之前版本，4.1.49之前版本，4.4.107之前版本。
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I. Basic Information for CVE-2017-16914
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The "stub_send_ret_submit()" function (drivers/usb/usbip/stub_tx.c) in the Linux Kernel before version 4.14.8, 4.9.71, 4.1.49, and 4.4.107 allows attackers to cause a denial of service (NULL pointer dereference) via a specially crafted USB over IP packet.
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。 Linux Kernel中的drivers/usb/usbip/stub_tx.c文件的‘stub_send_ret_submit()’函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。以下版本受到影响：Linux Kernel 4.14.8之前版本，4.9.71之前版本，4.1.49之前版本，4.4.107之前版本。
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 |
|---|---|---|---|---|
| Flexera Software LLC | Linux Kernel | Before version 4.14.8, 4.9.71, 4.1.49, and 4.4.107 | - |
|
II. Public POCs for CVE-2017-16914
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2017-16914 (1)
Vendor Advisories for CVE-2017-16914 (4)
Mailing List Discussions for CVE-2017-16914 (1)
Other References for CVE-2017-16914 (6)
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https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.8 x_refsource_MISC
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https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.71 x_refsource_MISC
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https://secuniaresearch.flexerasoftware.com/advisories/80722/ x_refsource_MISC
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https://www.spinics.net/lists/linux-usb/msg163480.html x_refsource_MISC
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https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.107 x_refsource_MISC
Same Patch Batch · Flexera Software LLC · 2018-01-31 · 4 CVEs total
| CVE-2017-16911 | Linux Kernel vhci_hcd驱动程序安全漏洞 | |
| CVE-2017-16912 | Linux Kernel 安全漏洞 | |
| CVE-2017-16913 | Linux Kernel 安全漏洞 |
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V. Comments for CVE-2017-16914
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