cnvd - cnvd-2022-25225

CNVD-2022-25225

Vulnerability from cnvd - Published: 2022-03-31

Title

libsixel存在未明漏洞（CNVD-2022-25225）

Description

libsixel是一个为DEC SIXEL图形和其他转换器程序提供编码/解码实现的软件包。 libsixel 1.8.6版本存在安全漏洞，该漏洞源于sixel_encoder_output_without_macro存在重复释放问题。目前没有详细的漏洞细节提供。

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： https://github.com/saitoha/libsixel

Reference

https://github.com/saitoha/libsixel/issues/158

Impacted products

Name
libsixel libsixel 1.8.6

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-46700"
    }
  },
  "description": "libsixel\u662f\u4e00\u4e2a\u4e3aDEC SIXEL\u56fe\u5f62\u548c\u5176\u4ed6\u8f6c\u6362\u5668\u7a0b\u5e8f\u63d0\u4f9b\u7f16\u7801/\u89e3\u7801\u5b9e\u73b0\u7684\u8f6f\u4ef6\u5305\u3002\n\nlibsixel 1.8.6\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8esixel_encoder_output_without_macro\u5b58\u5728\u91cd\u590d\u91ca\u653e\u95ee\u9898\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "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\nhttps://github.com/saitoha/libsixel",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-25225",
  "openTime": "2022-03-31",
  "products": {
    "product": "libsixel libsixel 1.8.6"
  },
  "referenceLink": "https://github.com/saitoha/libsixel/issues/158",
  "serverity": "\u4e2d",
  "submitTime": "2022-02-22",
  "title": "libsixel\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2022-25225\uff09"
}

CVE-2021-46700 (GCVE-0-2021-46700)

Vulnerability from cvelistv5 – Published: 2022-02-19 18:22 – Updated: 2024-08-04 05:17

Summary

In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://github.com/saitoha/libsixel/issues/158

x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:17:41.584Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/saitoha/libsixel/issues/158"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-02-19T18:22:19",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/saitoha/libsixel/issues/158"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-46700",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/saitoha/libsixel/issues/158",
              "refsource": "MISC",
              "url": "https://github.com/saitoha/libsixel/issues/158"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-46700",
    "datePublished": "2022-02-19T18:22:19",
    "dateReserved": "2022-02-19T00:00:00",
    "dateUpdated": "2024-08-04T05:17:41.584Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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-2022-25225

CVE-2021-46700 (GCVE-0-2021-46700)

Tags

Sightings

Nomenclature