cnvd - cnvd-2015-07896

cnvd-2015-07896

Vulnerability from cnvd

Title: QEMU AMD PC-Net II Ethernet Controller Packet Length缓冲区溢出漏洞

Description:

QEMU是法国程序员法布里斯-贝拉（Fabrice Bellard）所研发的一套模拟处理器软件。该软件具有速度快、跨平台等特点。

QEMU 2.5.0版本中的hw/net/pcnet.c文件中的‘pcnet_receive’函数中存在缓冲区溢出漏洞，该漏洞源于程序使用non-loopback模式接收数据包时，未能正确验证接收数据的大小。远程攻击者可利用该漏洞执行任意代码。

Severity: 中

Formal description:

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： http://www.qemu.org/

Reference: https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06341.html https://bugzilla.redhat.com/show_bug.cgi?id=1285061 http://secunia.com/advisories/67574

Impacted products

Name
QEMU QEMU 2.5.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-7512"
    }
  },
  "description": "QEMU\u662f\u6cd5\u56fd\u7a0b\u5e8f\u5458\u6cd5\u5e03\u91cc\u65af-\u8d1d\u62c9\uff08Fabrice Bellard\uff09\u6240\u7814\u53d1\u7684\u4e00\u5957\u6a21\u62df\u5904\u7406\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u5177\u6709\u901f\u5ea6\u5feb\u3001\u8de8\u5e73\u53f0\u7b49\u7279\u70b9\u3002\r\n\r\nQEMU 2.5.0\u7248\u672c\u4e2d\u7684hw/net/pcnet.c\u6587\u4ef6\u4e2d\u7684\u2018pcnet_receive\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u4f7f\u7528non-loopback\u6a21\u5f0f\u63a5\u6536\u6570\u636e\u5305\u65f6\uff0c\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u63a5\u6536\u6570\u636e\u7684\u5927\u5c0f\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "Jason Wang",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttp://www.qemu.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-07896",
  "openTime": "2015-12-03",
  "products": {
    "product": "QEMU QEMU 2.5.0"
  },
  "referenceLink": "https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06341.html\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1285061\r\nhttp://secunia.com/advisories/67574",
  "serverity": "\u4e2d",
  "submitTime": "2015-12-02",
  "title": "QEMU AMD PC-Net II Ethernet Controller Packet Length\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2015-7512 (GCVE-0-2015-7512)

Vulnerability from cvelistv5

Published

2016-01-08 21:00

Modified

2024-08-06 07:51

Severity ?

CWE

Summary

Buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU, when a guest NIC has a larger MTU, allows remote attackers to cause a denial of service (guest OS crash) or execute arbitrary code via a large packet.

References

▼	URL	Tags
	http://rhn.redhat.com/errata/RHSA-2015-2694.html	vendor-advisory, x_refsource_REDHAT
	http://www.openwall.com/lists/oss-security/2015/11/30/3	mailing-list, x_refsource_MLIST
	http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	x_refsource_CONFIRM
	http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=8b98a2f07175d46c3f7217639bd5e03f	x_refsource_CONFIRM
	http://www.debian.org/security/2016/dsa-3469	vendor-advisory, x_refsource_DEBIAN
	http://www.debian.org/security/2016/dsa-3470	vendor-advisory, x_refsource_DEBIAN
	http://www.securityfocus.com/bid/78230	vdb-entry, x_refsource_BID
	http://www.securitytracker.com/id/1034527	vdb-entry, x_refsource_SECTRACK
	http://www.debian.org/security/2016/dsa-3471	vendor-advisory, x_refsource_DEBIAN
	https://security.gentoo.org/glsa/201602-01	vendor-advisory, x_refsource_GENTOO
	http://rhn.redhat.com/errata/RHSA-2015-2696.html	vendor-advisory, x_refsource_REDHAT
	http://rhn.redhat.com/errata/RHSA-2015-2695.html	vendor-advisory, x_refsource_REDHAT

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T07:51:28.099Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            "name": "RHSA-2015:2694",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
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            "url": "http://rhn.redhat.com/errata/RHSA-2015-2694.html"
          },
          {
            "name": "[oss-security] 20151130 CVE-2015-7512 Qemu: net: pcnet: buffer overflow in non-loopback mode",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2015/11/30/3"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=8b98a2f07175d46c3f7217639bd5e03f"
          },
          {
            "name": "DSA-3469",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3469"
          },
          {
            "name": "DSA-3470",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3470"
          },
          {
            "name": "78230",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/78230"
          },
          {
            "name": "1034527",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1034527"
          },
          {
            "name": "DSA-3471",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3471"
          },
          {
            "name": "GLSA-201602-01",
            "tags": [
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            "url": "https://security.gentoo.org/glsa/201602-01"
          },
          {
            "name": "RHSA-2015:2696",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2015-2696.html"
          },
          {
            "name": "RHSA-2015:2695",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2015-2695.html"
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        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "vendor": "n/a",
          "versions": [
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      ],
      "problemTypes": [
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      "providerMetadata": {
        "dateUpdated": "2018-01-04T19:57:01",
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        },
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          "name": "[oss-security] 20151130 CVE-2015-7512 Qemu: net: pcnet: buffer overflow in non-loopback mode",
          "tags": [
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          ],
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        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=8b98a2f07175d46c3f7217639bd5e03f"
        },
        {
          "name": "DSA-3469",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3469"
        },
        {
          "name": "DSA-3470",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3470"
        },
        {
          "name": "78230",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/78230"
        },
        {
          "name": "1034527",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1034527"
        },
        {
          "name": "DSA-3471",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3471"
        },
        {
          "name": "GLSA-201602-01",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201602-01"
        },
        {
          "name": "RHSA-2015:2696",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2015-2696.html"
        },
        {
          "name": "RHSA-2015:2695",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2015-2695.html"
        }
      ]
    }
  },
  "cveMetadata": {
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    "cveId": "CVE-2015-7512",
    "datePublished": "2016-01-08T21:00:00",
    "dateReserved": "2015-09-29T00:00:00",
    "dateUpdated": "2024-08-06T07:51:28.099Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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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