Vulnerability-Lookup

CNVD-2019-22635

Vulnerability from cnvd - Published: 2019-07-15

Title

FFmpeg堆缓冲区溢出漏洞（CNVD-2019-22635）

Description

FFmpeg是一套可以用来记录、转换数字音频、视频，并能将其转化为流的开源计算机程序，采用LGPL或GPL许可证。 FFmpeg 4.1.3中的libavcodec/zmbvenc.c中的block_cmp()存在堆缓冲区溢出漏洞。目前没有详细的漏洞细节提供。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://ffmpeg.org/download.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-13312

Impacted products

Name
FFmpeg FFmpeg 4.1.3

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-13312",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-13312"
    }
  },
  "description": "FFmpeg\u662f\u4e00\u5957\u53ef\u4ee5\u7528\u6765\u8bb0\u5f55\u3001\u8f6c\u6362\u6570\u5b57\u97f3\u9891\u3001\u89c6\u9891\uff0c\u5e76\u80fd\u5c06\u5176\u8f6c\u5316\u4e3a\u6d41\u7684\u5f00\u6e90\u8ba1\u7b97\u673a\u7a0b\u5e8f\uff0c\u91c7\u7528LGPL\u6216GPL\u8bb8\u53ef\u8bc1\u3002\n\nFFmpeg 4.1.3\u4e2d\u7684libavcodec/zmbvenc.c\u4e2d\u7684block_cmp()\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "discovererName": "Suhwan",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://ffmpeg.org/download.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-22635",
  "openTime": "2019-07-15",
  "products": {
    "product": "FFmpeg FFmpeg 4.1.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-13312",
  "serverity": "\u4e2d",
  "submitTime": "2019-07-05",
  "title": "FFmpeg\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2019-22635\uff09"
}

CVE-2019-13312 (GCVE-0-2019-13312)

Vulnerability from cvelistv5 – Published: 2019-07-05 00:54 – Updated: 2024-08-04 23:49

Summary

block_cmp() in libavcodec/zmbvenc.c in FFmpeg 4.1.3 has a heap-based buffer over-read.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://trac.ffmpeg.org/ticket/7980	x_refsource_MISC
https://security.gentoo.org/glsa/202003-65	vendor-advisoryx_refsource_GENTOO
https://usn.ubuntu.com/4431-1/	vendor-advisoryx_refsource_UBUNTU
https://security.gentoo.org/glsa/202007-58	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

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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.

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2019-22635

CVE-2019-13312 (GCVE-0-2019-13312)

Tags

Sightings

Nomenclature

Related by attack behaviour