cnvd-2021-71938
Vulnerability from cnvd

Title: DjVuLibre拒绝服务漏洞

Description:

DjVuLibre是一款DjVu(计算机文件格式)的开源实现,它包括DjVu文件查看器、浏览器插件、DjVu文件解码/编码器和其它实用程序。

DjVuLibre存在拒绝服务漏洞,攻击者可利用该漏洞导致应用程序崩溃。

Severity:

Patch Name: DjVuLibre拒绝服务漏洞的补丁

Patch Description:

DjVuLibre是一款DjVu(计算机文件格式)的开源实现,它包括DjVu文件查看器、浏览器插件、DjVu文件解码/编码器和其它实用程序。

DjVuLibre存在拒绝服务漏洞,攻击者可利用该漏洞导致应用程序崩溃。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://bugzilla.redhat.com/show_bug.cgi?id=1943685

Reference: https://vigilance.fr/vulnerability/DjVuLibre-buffer-overflow-via-DjVuDocument-get-djvu-file-35272

Impacted products
Name
DjVuLibre DjVuLibre <=3.5.28
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-3500"
    }
  },
  "description": "DjVuLibre\u662f\u4e00\u6b3eDjVu\uff08\u8ba1\u7b97\u673a\u6587\u4ef6\u683c\u5f0f\uff09\u7684\u5f00\u6e90\u5b9e\u73b0\uff0c\u5b83\u5305\u62ecDjVu\u6587\u4ef6\u67e5\u770b\u5668\u3001\u6d4f\u89c8\u5668\u63d2\u4ef6\u3001DjVu\u6587\u4ef6\u89e3\u7801/\u7f16\u7801\u5668\u548c\u5176\u5b83\u5b9e\u7528\u7a0b\u5e8f\u3002\n\nDjVuLibre\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\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://bugzilla.redhat.com/show_bug.cgi?id=1943685",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-71938",
  "openTime": "2021-09-18",
  "patchDescription": "DjVuLibre\u662f\u4e00\u6b3eDjVu\uff08\u8ba1\u7b97\u673a\u6587\u4ef6\u683c\u5f0f\uff09\u7684\u5f00\u6e90\u5b9e\u73b0\uff0c\u5b83\u5305\u62ecDjVu\u6587\u4ef6\u67e5\u770b\u5668\u3001\u6d4f\u89c8\u5668\u63d2\u4ef6\u3001DjVu\u6587\u4ef6\u89e3\u7801/\u7f16\u7801\u5668\u548c\u5176\u5b83\u5b9e\u7528\u7a0b\u5e8f\u3002\r\n\r\nDjVuLibre\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\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": "DjVuLibre\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "DjVuLibre DjVuLibre \u003c=3.5.28"
  },
  "referenceLink": "https://vigilance.fr/vulnerability/DjVuLibre-buffer-overflow-via-DjVuDocument-get-djvu-file-35272",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-11",
  "title": "DjVuLibre\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
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