Vulnerability-Lookup

CNVD-2016-09606

Vulnerability from cnvd - Published: 2016-10-20

Title

Libav 'get_vlc2()'函数空指针拒绝服务漏洞

Description

Libav（前身是FFmpeg）是Libav团队的一套跨平台的可对音频和视频进行录制、转换的解决方案，它包含了一个libavcodec编码器。 Libav 'get_vlc2()'函数存在空指针拒绝服务漏洞，攻击者可利用该漏洞使应用程序崩溃，造成拒绝服务。

Severity

中

Formal description

目前厂商还没有提供此漏洞的相关补丁或者升级程序，建议使用此软件的用户随时关注厂商的主页以获取最新版本： http://libav.org/

Reference

http://www.securityfocus.com/bid/93468

Impacted products

Name
Libav Libav >11.3，<=11.7

Show details on source website

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{
  "bids": {
    "bid": {
      "bidNumber": "93468"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-8675"
    }
  },
  "description": "Libav\uff08\u524d\u8eab\u662fFFmpeg\uff09\u662fLibav\u56e2\u961f\u7684\u4e00\u5957\u8de8\u5e73\u53f0\u7684\u53ef\u5bf9\u97f3\u9891\u548c\u89c6\u9891\u8fdb\u884c\u5f55\u5236\u3001\u8f6c\u6362\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5b83\u5305\u542b\u4e86\u4e00\u4e2alibavcodec\u7f16\u7801\u5668\u3002\r\n\r\nLibav \u0027get_vlc2()\u0027\u51fd\u6570\u5b58\u5728\u7a7a\u6307\u9488\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Agostino Sarubbo of Gentoo.",
  "formalWay": "\u76ee\u524d\u5382\u5546\u8fd8\u6ca1\u6709\u63d0\u4f9b\u6b64\u6f0f\u6d1e\u7684\u76f8\u5173\u8865\u4e01\u6216\u8005\u5347\u7ea7\u7a0b\u5e8f\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u7684\u4e3b\u9875\u4ee5\u83b7\u53d6\u6700\u65b0\u7248\u672c\uff1a \r\nhttp://libav.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-09606",
  "openTime": "2016-10-20",
  "products": {
    "product": "Libav Libav \u003e11.3\uff0c\u003c=11.7"
  },
  "referenceLink": "http://www.securityfocus.com/bid/93468",
  "serverity": "\u4e2d",
  "submitTime": "2016-10-13",
  "title": "Libav \u0027get_vlc2()\u0027\u51fd\u6570\u7a7a\u6307\u9488\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-8675 (GCVE-0-2016-8675)

Vulnerability from cvelistv5 – Published: 2017-02-15 21:00 – Updated: 2024-08-06 02:27

Summary

The get_vlc2 function in get_bits.h in Libav before 11.9 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted mp3 file, possibly related to startcode sequences during m4v detection.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://blogs.gentoo.org/ago/2016/09/07/libav-nul…	x_refsource_MISC
http://www.securityfocus.com/bid/93468	vdb-entryx_refsource_BID
https://github.com/libav/libav/commit/e5b019725f5…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2016/1…	mailing-listx_refsource_MLIST

Date Public

2016-10-15 00:00

Show details on NVD website

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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.

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.