Vulnerability-Lookup

CNVD-2017-34131

Vulnerability from cnvd - Published: 2017-11-16

Title

Linux Kernel本地权限提升漏洞（CNVD-2017-34131）

Description

Linux Kernel是Linux操作系统的内核。 Linux kernel在[legousbtower]驱动程序存在本地权限提升漏洞。攻击者利用漏洞可造成空指针间接引用，权限提升。

Severity

中

Patch Name

Linux Kernel本地权限提升漏洞（CNVD-2017-34131）的补丁

Patch Description

Linux Kernel是Linux操作系统的内核。 Linux kernel在[legousbtower]驱动程序存在本地权限提升漏洞。攻击者利用漏洞可造成空指针间接引用，权限提升。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： https://bugzilla.redhat.com/show_bug.cgi?id=1505905 https://github.com/torvalds/linux/commit/2fae9e5a7babada041e2e161699ade2447a01989

Reference

http://www.securityfocus.com/bid/101790

Impacted products

Name
Linux Kernel <=4.9-rc1

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "101790"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-15102"
    }
  },
  "description": "Linux Kernel\u662fLinux\u64cd\u4f5c\u7cfb\u7edf\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel\u5728[legousbtower]\u9a71\u52a8\u7a0b\u5e8f\u5b58\u5728\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u53ef\u9020\u6210\u7a7a\u6307\u9488\u95f4\u63a5\u5f15\u7528\uff0c\u6743\u9650\u63d0\u5347\u3002",
  "discovererName": "James Patrick Evans",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1505905\r\nhttps://github.com/torvalds/linux/commit/2fae9e5a7babada041e2e161699ade2447a01989",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-34131",
  "openTime": "2017-11-16",
  "patchDescription": "Linux Kernel\u662fLinux\u64cd\u4f5c\u7cfb\u7edf\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel\u5728[legousbtower]\u9a71\u52a8\u7a0b\u5e8f\u5b58\u5728\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u53ef\u9020\u6210\u7a7a\u6307\u9488\u95f4\u63a5\u5f15\u7528\uff0c\u6743\u9650\u63d0\u5347\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Linux Kernel\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2017-34131\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel \u003c=4.9-rc1"
  },
  "referenceLink": "http://www.securityfocus.com/bid/101790",
  "serverity": "\u4e2d",
  "submitTime": "2017-11-16",
  "title": "Linux Kernel\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2017-34131\uff09"
}

CVE-2017-15102 (GCVE-0-2017-15102)

Vulnerability from cvelistv5 – Published: 2017-11-15 21:00 – Updated: 2024-08-05 19:50

Summary

The tower_probe function in drivers/usb/misc/legousbtower.c in the Linux kernel before 4.8.1 allows local users (who are physically proximate for inserting a crafted USB device) to gain privileges by leveraging a write-what-where condition that occurs after a race condition and a NULL pointer dereference.

Severity

No CVSS data available.

CWE

race condition

Assigner

redhat redhat root

References

7 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1505905	x_refsource_CONFIRM
https://usn.ubuntu.com/3583-2/	vendor-advisoryx_refsource_UBUNTU
http://git.kernel.org/cgit/linux/kernel/git/torva…	x_refsource_CONFIRM
https://usn.ubuntu.com/3583-1/	vendor-advisoryx_refsource_UBUNTU
http://seclists.org/oss-sec/2017/q4/238	x_refsource_CONFIRM
http://www.securityfocus.com/bid/101790	vdb-entryx_refsource_BID
https://github.com/torvalds/linux/commit/2fae9e5a…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
n/a	Linux kernel through version 4.9-rc1	Affected: Linux kernel through version 4.9-rc1

Date Public

2017-11-15 00:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.