Vulnerability-Lookup

CNVD-2021-93910

Vulnerability from cnvd - Published: 2021-12-03

Title

libjxl除零错误漏洞

Description

libjxl是一个JPEG XL图像格式的参考实现。 libjxl 0.3.7版中的lib/extras/codec_apng.cc jxl::DecodeImageAPNG()存在除零错误漏洞。攻击者可通过恶意APNG文件利用该漏洞导致拒绝服务。

Severity

中

Patch Name

libjxl除零错误漏洞的补丁

Patch Description

libjxl是一个JPEG XL图像格式的参考实现。 libjxl 0.3.7版中的lib/extras/codec_apng.cc jxl::DecodeImageAPNG()存在除零错误漏洞。攻击者可通过恶意APNG文件利用该漏洞导致拒绝服务。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/libjxl/libjxl/commit/7dfa400ded53919d986c5d3d23446a09e0cf481b

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-36692

Impacted products

Name
libjxl libjxl 0.3.7

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-36692",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-36692"
    }
  },
  "description": "libjxl\u662f\u4e00\u4e2aJPEG XL\u56fe\u50cf\u683c\u5f0f\u7684\u53c2\u8003\u5b9e\u73b0\u3002\n\nlibjxl 0.3.7\u7248\u4e2d\u7684lib/extras/codec_apng.cc jxl::DecodeImageAPNG()\u5b58\u5728\u9664\u96f6\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6076\u610fAPNG\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\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/libjxl/libjxl/commit/7dfa400ded53919d986c5d3d23446a09e0cf481b",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-93910",
  "openTime": "2021-12-03",
  "patchDescription": "libjxl\u662f\u4e00\u4e2aJPEG XL\u56fe\u50cf\u683c\u5f0f\u7684\u53c2\u8003\u5b9e\u73b0\u3002\r\n\r\nlibjxl 0.3.7\u7248\u4e2d\u7684lib/extras/codec_apng.cc jxl::DecodeImageAPNG()\u5b58\u5728\u9664\u96f6\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6076\u610fAPNG\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\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": "libjxl\u9664\u96f6\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "libjxl libjxl 0.3.7"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-36692",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-31",
  "title": "libjxl\u9664\u96f6\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2021-36692 (GCVE-0-2021-36692)

Vulnerability from cvelistv5 – Published: 2021-08-30 20:14 – Updated: 2024-08-04 01:01

Summary

libjxl v0.3.7 is affected by a Divide By Zero in issue in lib/extras/codec_apng.cc jxl::DecodeImageAPNG(). When encoding a malicous APNG file using cjxl, an attacker can trigger a denial of service.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://github.com/libjxl/libjxl/issues/308	x_refsource_MISC
https://github.com/libjxl/libjxl/pull/313	x_refsource_MISC
https://github.com/libjxl/libjxl/commit/7dfa400de…	x_refsource_MISC

Show details on NVD website

JSON

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T01:01:58.914Z",
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              "x_transferred"
            ],
            "url": "https://github.com/libjxl/libjxl/issues/308"
          },
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              "x_refsource_MISC",
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            ],
            "url": "https://github.com/libjxl/libjxl/pull/313"
          },
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            ],
            "url": "https://github.com/libjxl/libjxl/commit/7dfa400ded53919d986c5d3d23446a09e0cf481b"
          }
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        }
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          "url": "https://github.com/libjxl/libjxl/pull/313"
        },
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          "url": "https://github.com/libjxl/libjxl/commit/7dfa400ded53919d986c5d3d23446a09e0cf481b"
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      ],
      "x_legacyV4Record": {
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          "ID": "CVE-2021-36692",
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  "cveMetadata": {
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Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.
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CNVD-2021-93910

CVE-2021-36692 (GCVE-0-2021-36692)

Tags

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