CNVD-2022-04535

Vulnerability from cnvd - Published: 2022-01-18
VLAI
Title
GPAC naludmx_parse_nal_avc函数拒绝服务漏洞
Description
GPAC是一款开源的多媒体框架。 GPAC在1.0.1之前存在拒绝服务漏洞,攻击者可通过 reframe_nalu中的naludmx_parse_nal_avc函数存在空指针引用,攻击者可利用此漏洞触发拒绝服务。
Severity
中
Patch Name
GPAC naludmx_parse_nal_avc函数拒绝服务漏洞的补丁
Patch Description
GPAC是一款开源的多媒体框架。 GPAC在1.0.1之前存在拒绝服务漏洞,攻击者可通过 reframe_nalu中的naludmx_parse_nal_avc函数存在空指针引用,攻击者可利用此漏洞触发拒绝服务。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/gpac/gpac/issues/1886

Reference
https://github.com/gpac/gpac/issues/1886
Impacted products
Name
GPAC GPAC <1.0.1
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-40559",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-40559"
    }
  },
  "description": "GPAC\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u591a\u5a92\u4f53\u6846\u67b6\u3002\n\nGPAC\u57281.0.1\u4e4b\u524d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7 reframe_nalu\u4e2d\u7684naludmx_parse_nal_avc\u51fd\u6570\u5b58\u5728\u7a7a\u6307\u9488\u5f15\u7528\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6b64\u6f0f\u6d1e\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\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/gpac/gpac/issues/1886",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-04535",
  "openTime": "2022-01-18",
  "patchDescription": "GPAC\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u591a\u5a92\u4f53\u6846\u67b6\u3002\r\n\r\nGPAC\u57281.0.1\u4e4b\u524d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7 reframe_nalu\u4e2d\u7684naludmx_parse_nal_avc\u51fd\u6570\u5b58\u5728\u7a7a\u6307\u9488\u5f15\u7528\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6b64\u6f0f\u6d1e\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\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": "GPAC naludmx_parse_nal_avc\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GPAC GPAC \u003c1.0.1"
  },
  "referenceLink": "https://github.com/gpac/gpac/issues/1886",
  "serverity": "\u4e2d",
  "submitTime": "2022-01-16",
  "title": "GPAC naludmx_parse_nal_avc\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.

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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.


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