cnvd - cnvd-2021-93898

cnvd-2021-93898

Vulnerability from cnvd

Title: Libgd越界读取漏洞（CNVD-2021-93898）

Description:

Libgd是一个开源代码库，用于程序员动态创建图像。

Libgd 2.3.2及更早版本存在越界读取漏洞。该漏洞源于对gdGetBuf和gdPutBuf返回值缺少检查。目前没有详细的漏洞细节提供。

Severity: 中

Patch Name: Libgd越界读取漏洞（CNVD-2021-93898）的补丁

Patch Description:

Libgd是一个开源代码库，用于程序员动态创建图像。

Libgd 2.3.2及更早版本存在越界读取漏洞。该漏洞源于对gdGetBuf和gdPutBuf返回值缺少检查。目前没有详细的漏洞细节提供。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/libgd/libgd/commit/6f5136821be86e7068fcdf651ae9420b5d42e9a9

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-40812

Impacted products

Name
Libgd Libgd <=2.3.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-40812",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-40812"
    }
  },
  "description": "Libgd\u662f\u4e00\u4e2a\u5f00\u6e90\u4ee3\u7801\u5e93\uff0c\u7528\u4e8e\u7a0b\u5e8f\u5458\u52a8\u6001\u521b\u5efa\u56fe\u50cf\u3002\n\nLibgd 2.3.2\u53ca\u66f4\u65e9\u7248\u672c\u5b58\u5728\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9gdGetBuf\u548cgdPutBuf\u8fd4\u56de\u503c\u7f3a\u5c11\u68c0\u67e5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/libgd/libgd/commit/6f5136821be86e7068fcdf651ae9420b5d42e9a9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-93898",
  "openTime": "2021-12-03",
  "patchDescription": "Libgd\u662f\u4e00\u4e2a\u5f00\u6e90\u4ee3\u7801\u5e93\uff0c\u7528\u4e8e\u7a0b\u5e8f\u5458\u52a8\u6001\u521b\u5efa\u56fe\u50cf\u3002\r\n\r\nLibgd 2.3.2\u53ca\u66f4\u65e9\u7248\u672c\u5b58\u5728\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9gdGetBuf\u548cgdPutBuf\u8fd4\u56de\u503c\u7f3a\u5c11\u68c0\u67e5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\uff08CNVD-2021-93898\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Libgd Libgd \u003c=2.3.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-40812",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-09",
  "title": "Libgd\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\uff08CNVD-2021-93898\uff09"
}

CVE-2021-40812 (GCVE-0-2021-40812)

Vulnerability from cvelistv5

Published

2021-09-08 00:00

Modified

2024-10-29 13:45

Severity ?

6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE

Summary

The GD Graphics Library (aka LibGD) through 2.3.2 has an out-of-bounds read because of the lack of certain gdGetBuf and gdPutBuf return value checks.

References

▼	URL	Tags
	https://github.com/libgd/libgd/commit/6f5136821be86e7068fcdf651ae9420b5d42e9a9
	https://github.com/libgd/libgd/issues/750#issuecomment-914872385
	https://lists.debian.org/debian-lts-announce/2024/04/msg00003.html	mailing-list

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2021-40812",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-30T16:15:07.401712Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-125",
                "description": "CWE-125 Out-of-bounds Read",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-29T13:45:44.111Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:51:06.850Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/libgd/libgd/commit/6f5136821be86e7068fcdf651ae9420b5d42e9a9"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/libgd/libgd/issues/750#issuecomment-914872385"
          },
          {
            "name": "[debian-lts-announce] 20240406 [SECURITY] [DLA 3781-1] libgd2 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00003.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The GD Graphics Library (aka LibGD) through 2.3.2 has an out-of-bounds read because of the lack of certain gdGetBuf and gdPutBuf return value checks."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-04-07T00:06:00.376002",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/libgd/libgd/commit/6f5136821be86e7068fcdf651ae9420b5d42e9a9"
        },
        {
          "url": "https://github.com/libgd/libgd/issues/750#issuecomment-914872385"
        },
        {
          "name": "[debian-lts-announce] 20240406 [SECURITY] [DLA 3781-1] libgd2 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00003.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-40812",
    "datePublished": "2021-09-08T00:00:00",
    "dateReserved": "2021-09-08T00:00:00",
    "dateUpdated": "2024-10-29T13:45:44.111Z",
    "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.

Action not permitted