Vulnerability-Lookup

CNVD-2015-03028

Vulnerability from cnvd - Published: 2015-05-14

Title

Network Block Device nbd-server.c不安全信号处理拒绝服务漏洞

Description

网络磁盘设备(Network Block Device,NBD)是一种稳定、高效的开源网络存储软件,可被用于构建基于Linux平台的网络存储系统。 Network Block Device nbd-server.c不安全使用信号处理器，允许远程攻击者利用漏洞进行死锁攻击，可导致拒绝服务攻击。

Severity

中

Patch Name

Network Block Device nbd-server.c不安全信号处理拒绝服务漏洞的补丁

Patch Description

网络磁盘设备(Network Block Device,NBD)是一种稳定、高效的开源网络存储软件,可被用于构建基于Linux平台的网络存储系统。Network Block Device nbd-server.c不安全使用信号处理器，允许远程攻击者利用漏洞进行死锁攻击，可导致拒绝服务攻击。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

用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： http://nbd.sourceforge.net/

Reference

http://nbd.sourceforge.net/

Impacted products

Name
Network Block Device Network Block Device Server

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-0847"
    }
  },
  "description": "\u7f51\u7edc\u78c1\u76d8\u8bbe\u5907(Network Block Device,NBD)\u662f\u4e00\u79cd\u7a33\u5b9a\u3001\u9ad8\u6548\u7684\u5f00\u6e90\u7f51\u7edc\u5b58\u50a8\u8f6f\u4ef6,\u53ef\u88ab\u7528\u4e8e\u6784\u5efa\u57fa\u4e8eLinux\u5e73\u53f0\u7684\u7f51\u7edc\u5b58\u50a8\u7cfb\u7edf\u3002\r\n\r\nNetwork Block Device nbd-server.c\u4e0d\u5b89\u5168\u4f7f\u7528\u4fe1\u53f7\u5904\u7406\u5668\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u8fdb\u884c\u6b7b\u9501\u653b\u51fb\uff0c\u53ef\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "Network Block Device",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://nbd.sourceforge.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-03028",
  "openTime": "2015-05-14",
  "patchDescription": "\u7f51\u7edc\u78c1\u76d8\u8bbe\u5907(Network Block Device,NBD)\u662f\u4e00\u79cd\u7a33\u5b9a\u3001\u9ad8\u6548\u7684\u5f00\u6e90\u7f51\u7edc\u5b58\u50a8\u8f6f\u4ef6,\u53ef\u88ab\u7528\u4e8e\u6784\u5efa\u57fa\u4e8eLinux\u5e73\u53f0\u7684\u7f51\u7edc\u5b58\u50a8\u7cfb\u7edf\u3002Network Block Device nbd-server.c\u4e0d\u5b89\u5168\u4f7f\u7528\u4fe1\u53f7\u5904\u7406\u5668\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u8fdb\u884c\u6b7b\u9501\u653b\u51fb\uff0c\u53ef\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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": "Network Block Device nbd-server.c\u4e0d\u5b89\u5168\u4fe1\u53f7\u5904\u7406\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Network Block Device Network Block Device Server"
  },
  "referenceLink": "http://nbd.sourceforge.net/",
  "serverity": "\u4e2d",
  "submitTime": "2015-05-11",
  "title": "Network Block Device nbd-server.c\u4e0d\u5b89\u5168\u4fe1\u53f7\u5904\u7406\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-0847 (GCVE-0-2015-0847)

Vulnerability from cvelistv5 – Published: 2015-05-29 15:00 – Updated: 2024-08-06 04:26

Summary

nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.

Severity ?

No CVSS data available.

CWE

Assigner

debian

References

URL

Tags

	http://www.debian.org/security/2015/dsa-3271	vendor-advisoryx_refsource_DEBIAN
	http://sourceforge.net/p/nbd/mailman/message/34091218/	mailing-listx_refsource_MLIST
	http://www.ubuntu.com/usn/USN-2676-1	vendor-advisoryx_refsource_UBUNTU
	http://lists.opensuse.org/opensuse-updates/2015-0…	vendor-advisoryx_refsource_SUSE
	http://sourceforge.net/projects/nbd/files/nbd/3.11/	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2015/05/07/9	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-06T04:26:11.372Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            "name": "DSA-3271",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2015/dsa-3271"
          },
          {
            "name": "[Nbd] 20150507 [PATCH] nbd-server: fix unsafe signal handling",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
          },
          {
            "name": "USN-2676-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
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            "url": "http://www.ubuntu.com/usn/USN-2676-1"
          },
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            "name": "openSUSE-SU-2015:0994",
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            "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00003.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
          },
          {
            "name": "[oss-security] 20150507 CVE-2015-0847 in nbd-server",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2015/05/07/9"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "versions": [
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        "dateUpdated": "2016-12-29T18:57:01",
        "orgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
        "shortName": "debian"
      },
      "references": [
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          "tags": [
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        },
        {
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            "x_refsource_MLIST"
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          "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
        },
        {
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          "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
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          "tags": [
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        "affects": {
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            "vendor_data": [
              {
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            {
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              "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
            },
            {
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            },
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            },
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              "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
            },
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2015-03028

CVE-2015-0847 (GCVE-0-2015-0847)

Tags

Sightings

Nomenclature