Vulnerability-Lookup

CNVD-2022-19849

Vulnerability from cnvd - Published: 2022-03-16

Title

ffjpeg空指针解引用漏洞（CNVD-2022-19849）

Description

ffjpeg是一款JPEG编码/解码器。 ffjpeg存在空指针解引用漏洞，目前没有详细漏洞细节提供。

Severity

中

Patch Name

ffjpeg空指针解引用漏洞（CNVD-2022-19849）的补丁

Patch Description

ffjpeg是一款JPEG编码/解码器。 ffjpeg存在空指针解引用漏洞，目前没有详细漏洞细节提供。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/rockcarry/ffjpeg/pull/37

Reference

https://cxsecurity.com/cveshow/CVE-2021-34122/

Impacted products

Name
ffjpeg ffjpeg 4ab404e

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-34122"
    }
  },
  "description": "ffjpeg\u662f\u4e00\u6b3eJPEG\u7f16\u7801/\u89e3\u7801\u5668\u3002\n\nffjpeg\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\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/rockcarry/ffjpeg/pull/37",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-19849",
  "openTime": "2022-03-16",
  "patchDescription": "ffjpeg\u662f\u4e00\u6b3eJPEG\u7f16\u7801/\u89e3\u7801\u5668\u3002\r\n\r\nffjpeg\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\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": "ffjpeg\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2022-19849\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "ffjpeg ffjpeg 4ab404e"
  },
  "referenceLink": "https://cxsecurity.com/cveshow/CVE-2021-34122/",
  "serverity": "\u4e2d",
  "submitTime": "2022-03-14",
  "title": "ffjpeg\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2022-19849\uff09"
}

CVE-2021-34122 (GCVE-0-2021-34122)

Vulnerability from cvelistv5 – Published: 2022-03-10 14:50 – Updated: 2024-08-04 00:05

Summary

The function bitstr_tell at bitstr.c in ffjpeg commit 4ab404e has a NULL pointer dereference.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://github.com/rockcarry/ffjpeg/issues/36	x_refsource_MISC
	https://github.com/rockcarry/ffjpeg/pull/37	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-04T00:05:52.294Z",
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              "x_transferred"
            ],
            "url": "https://github.com/rockcarry/ffjpeg/issues/36"
          },
          {
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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/rockcarry/ffjpeg/pull/37"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
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            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The function bitstr_tell at bitstr.c in ffjpeg commit 4ab404e has a NULL pointer dereference."
        }
      ],
      "problemTypes": [
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      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-10T14:50:33.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/rockcarry/ffjpeg/issues/36"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/rockcarry/ffjpeg/pull/37"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-34122",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
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                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
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                },
                "vendor_name": "n/a"
              }
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        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
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        },
        "problemtype": {
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/rockcarry/ffjpeg/issues/36",
              "refsource": "MISC",
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            },
            {
              "name": "https://github.com/rockcarry/ffjpeg/pull/37",
              "refsource": "MISC",
              "url": "https://github.com/rockcarry/ffjpeg/pull/37"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2022-03-10T14:50:33.000Z",
    "dateReserved": "2021-06-07T00:00:00.000Z",
    "dateUpdated": "2024-08-04T00:05:52.294Z",
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  "dataType": "CVE_RECORD",
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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-2022-19849

CVE-2021-34122 (GCVE-0-2021-34122)

Tags

Sightings

Nomenclature