cnvd - cnvd-2016-01342

cnvd-2016-01342

Vulnerability from cnvd

Title: Ubuntu Linux本地权限提升漏洞（CNVD-2016-01342）

Description:

Ubuntu是英国科能（Canonical）公司和Ubuntu基金会共同开发的一套以桌面应用为主的GNU/Linux操作系统。

Ubuntu Linux中存在本地提权漏洞。本地攻击者可利用该漏洞获取提升的权限。

Severity: 高

Patch Name: Ubuntu Linux本地权限提升漏洞（CNVD-2016-01342）的补丁

Patch Description:

Ubuntu是英国科能（Canonical）公司和Ubuntu基金会共同开发的一套以桌面应用为主的GNU/Linux操作系统。

Ubuntu Linux中存在本地提权漏洞。本地攻击者可利用该漏洞获取提升的权限。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此安全问题，详情请关注厂商主页： http://www.ubuntu.com/

Reference: http://www.securityfocus.com/bid/83354

Impacted products

Name
Ubuntu linux

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "83354"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1575"
    }
  },
  "description": "Ubuntu\u662f\u82f1\u56fd\u79d1\u80fd\uff08Canonical\uff09\u516c\u53f8\u548cUbuntu\u57fa\u91d1\u4f1a\u5171\u540c\u5f00\u53d1\u7684\u4e00\u5957\u4ee5\u684c\u9762\u5e94\u7528\u4e3a\u4e3b\u7684GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nUbuntu Linux\u4e2d\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u63d0\u5347\u7684\u6743\u9650\u3002",
  "discovererName": "Ubuntu",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttp://www.ubuntu.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01342",
  "openTime": "2016-02-29",
  "patchDescription": "Ubuntu\u662f\u82f1\u56fd\u79d1\u80fd\uff08Canonical\uff09\u516c\u53f8\u548cUbuntu\u57fa\u91d1\u4f1a\u5171\u540c\u5f00\u53d1\u7684\u4e00\u5957\u4ee5\u684c\u9762\u5e94\u7528\u4e3a\u4e3b\u7684GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nUbuntu Linux\u4e2d\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u63d0\u5347\u7684\u6743\u9650\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": "Ubuntu Linux\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2016-01342\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Ubuntu linux"
  },
  "referenceLink": "http://www.securityfocus.com/bid/83354",
  "serverity": "\u9ad8",
  "submitTime": "2016-02-26",
  "title": "Ubuntu Linux\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2016-01342\uff09"
}

CVE-2016-1575 (GCVE-0-2016-1575)

Vulnerability from cvelistv5

Published

2016-05-02 10:00

Modified

2024-08-05 23:02

Severity ?

CWE

Summary

The overlayfs implementation in the Linux kernel through 4.5.2 does not properly maintain POSIX ACL xattr data, which allows local users to gain privileges by leveraging a group-writable setgid directory.

References

▼	URL	Tags
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e9f57ebcba563e0cd532926cab83c92bb4d79360	x_refsource_MISC
	http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1575.html	x_refsource_CONFIRM
	https://launchpad.net/bugs/1534961	x_refsource_CONFIRM
	http://www.halfdog.net/Security/2016/UserNamespaceOverlayfsXattrSetgidPrivilegeEscalation/	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2016/02/24/7	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/10/18/1	mailing-list, x_refsource_MLIST

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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