Vulnerability-Lookup

CNVD-2017-34966

Vulnerability from cnvd - Published: 2017-11-23

Title

libbpg整数溢出漏洞

Description

libbpg是一种新型的图片格式库。 libbpg 0.9.7版本中的bpgenc.c文件的‘image_alloc’函数存在整数溢出漏洞。攻击者可利用该漏洞造成拒绝服务（无效的动态内存分配和空指针逆向引用）。

Severity

中

Patch Name

libbpg整数溢出漏洞的补丁

Patch Description

libbpg是一种新型的图片格式库。 libbpg 0.9.7版本中的bpgenc.c文件的‘image_alloc’函数存在整数溢出漏洞。攻击者可利用该漏洞造成拒绝服务（无效的动态内存分配和空指针逆向引用）。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

厂商尚未提供漏洞修复方案，请关注厂商主页及时更新： https://webencoder.libbpg.org/

Reference

https://github.com/ebel34/bpg-web-encoder/issues/1

Impacted products

Name
Libbpg Libbpg 0.9.7

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2017-13136"
    }
  },
  "description": "libbpg\u662f\u4e00\u79cd\u65b0\u578b\u7684\u56fe\u7247\u683c\u5f0f\u5e93\u3002\r\n\r\nlibbpg 0.9.7\u7248\u672c\u4e2d\u7684bpgenc.c\u6587\u4ef6\u7684\u2018image_alloc\u2019\u51fd\u6570\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u6548\u7684\u52a8\u6001\u5185\u5b58\u5206\u914d\u548c\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u3002",
  "discovererName": "fpbibi",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u53ca\u65f6\u66f4\u65b0\uff1a\r\nhttps://webencoder.libbpg.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-34966",
  "openTime": "2017-11-23",
  "patchDescription": "libbpg\u662f\u4e00\u79cd\u65b0\u578b\u7684\u56fe\u7247\u683c\u5f0f\u5e93\u3002\r\n\r\nlibbpg 0.9.7\u7248\u672c\u4e2d\u7684bpgenc.c\u6587\u4ef6\u7684\u2018image_alloc\u2019\u51fd\u6570\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u6548\u7684\u52a8\u6001\u5185\u5b58\u5206\u914d\u548c\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\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": "libbpg\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Libbpg Libbpg 0.9.7"
  },
  "referenceLink": "https://github.com/ebel34/bpg-web-encoder/issues/1",
  "serverity": "\u4e2d",
  "submitTime": "2017-11-22",
  "title": "libbpg\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2017-13136 (GCVE-0-2017-13136)

Vulnerability from cvelistv5 – Published: 2017-11-16 04:00 – Updated: 2024-08-05 18:58

Summary

The image_alloc function in bpgenc.c in libbpg 0.9.7 has an integer overflow, with a resultant invalid malloc and NULL pointer dereference.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

1 reference

URL	Tags
https://github.com/ebel34/bpg-web-encoder/issues/1	x_refsource_MISC

Date Public

2017-11-15 00:00

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T18:58:12.365Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/ebel34/bpg-web-encoder/issues/1"
          }
        ],
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      }
    ],
    "cna": {
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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        "dateUpdated": "2017-11-16T04:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/ebel34/bpg-web-encoder/issues/1"
        }
      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-13136",
          "STATE": "PUBLIC"
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  "cveMetadata": {
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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.

Action not permitted

CNVD-2017-34966

CVE-2017-13136 (GCVE-0-2017-13136)

Tags

Sightings

Nomenclature