Vulnerability-Lookup

CNVD-2016-03817

Vulnerability from cnvd - Published: 2016-06-07

Title

libgd内存泄露漏洞

Description

libgd（又名GD Graphics Library或libgd2）是美国软件开发者Thomas Boutell所研发的一个开源的用于动态创建图像的库，它支持创建图表、图形和缩略图等。 libgd的‘gdCtxPrintf’函数中存在内存泄露漏洞，该漏洞源于程序未检查‘vsnprintf’函数的返回值，PHP 5.5版本将输出指定的长度值。攻击者可利用该漏洞造成内存数据泄露。

Severity

中

Patch Name

libgd内存泄露漏洞的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://github.com/libgd/libgd/issues/211

Reference

http://www.openwall.com/lists/oss-security/2016/05/29/5

Impacted products

Name
Libgd Libgd

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-5116"
    }
  },
  "description": "libgd\uff08\u53c8\u540dGD Graphics Library\u6216libgd2\uff09\u662f\u7f8e\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005Thomas Boutell\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u7528\u4e8e\u52a8\u6001\u521b\u5efa\u56fe\u50cf\u7684\u5e93\uff0c\u5b83\u652f\u6301\u521b\u5efa\u56fe\u8868\u3001\u56fe\u5f62\u548c\u7f29\u7565\u56fe\u7b49\u3002\r\n\r\nlibgd\u7684\u2018gdCtxPrintf\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u68c0\u67e5\u2018vsnprintf\u2019\u51fd\u6570\u7684\u8fd4\u56de\u503c\uff0cPHP 5.5\u7248\u672c\u5c06\u8f93\u51fa\u6307\u5b9a\u7684\u957f\u5ea6\u503c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5185\u5b58\u6570\u636e\u6cc4\u9732\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/libgd/libgd/issues/211",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-03817",
  "openTime": "2016-06-07",
  "patchDescription": "libgd\uff08\u53c8\u540dGD Graphics Library\u6216libgd2\uff09\u662f\u7f8e\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005Thomas Boutell\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u7528\u4e8e\u52a8\u6001\u521b\u5efa\u56fe\u50cf\u7684\u5e93\uff0c\u5b83\u652f\u6301\u521b\u5efa\u56fe\u8868\u3001\u56fe\u5f62\u548c\u7f29\u7565\u56fe\u7b49\u3002\r\n\r\nlibgd\u7684\u2018gdCtxPrintf\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u68c0\u67e5\u2018vsnprintf\u2019\u51fd\u6570\u7684\u8fd4\u56de\u503c\uff0cPHP 5.5\u7248\u672c\u5c06\u8f93\u51fa\u6307\u5b9a\u7684\u957f\u5ea6\u503c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5185\u5b58\u6570\u636e\u6cc4\u9732\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": "libgd\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Libgd Libgd"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/05/29/5",
  "serverity": "\u4e2d",
  "submitTime": "2016-06-03",
  "title": "libgd\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2016-5116 (GCVE-0-2016-5116)

Vulnerability from cvelistv5 – Published: 2016-08-07 10:00 – Updated: 2024-08-06 00:53

Summary

gd_xbm.c in the GD Graphics Library (aka libgd) before 2.2.0, as used in certain custom PHP 5.5.x configurations, allows context-dependent attackers to obtain sensitive information from process memory or cause a denial of service (stack-based buffer under-read and application crash) via a long name.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 29/100 over 2369 records in the last 180 days details

References

6 references

URL	Tags
http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
https://github.com/libgd/libgd/issues/211	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2016/05/29/5	mailing-listx_refsource_MLIST
http://www.debian.org/security/2016/dsa-3619	vendor-advisoryx_refsource_DEBIAN
http://www.ubuntu.com/usn/USN-3030-1	vendor-advisoryx_refsource_UBUNTU
https://github.com/libgd/libgd/commit/4dc1a2d7931…	x_refsource_CONFIRM

Date Public

2016-05-29 00:00

Show details on NVD website

JSON

To clipboard

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            "url": "https://github.com/libgd/libgd/issues/211"
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            ],
            "url": "https://github.com/libgd/libgd/commit/4dc1a2d7931017d3625f2d7cff70a17ce58b53b4"
          }
        ],
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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.

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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.

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