cnvd - cnvd-2021-102421

cnvd-2021-102421

Vulnerability from cnvd

Title: Michael R Sweet HTMLDOC缓冲区溢出漏洞

Description:

HTMLDOC是一个HTML文件格式转换编辑器，可读取HTML和Markdown源文件或网页，并生成带有可选目录的相应EPUB、HTML、PostScript或PDF文件。

HTMLDOC 1.9.12之前版本中的image_load_bmp存在缓冲区溢出漏洞。攻击者可通过特制BMP图像利用该漏洞导致拒绝服务。

Severity: 中

Patch Name: Michael R Sweet HTMLDOC缓冲区溢出漏洞的补丁

Patch Description:

HTMLDOC是一个HTML文件格式转换编辑器，可读取HTML和Markdown源文件或网页，并生成带有可选目录的相应EPUB、HTML、PostScript或PDF文件。

HTMLDOC 1.9.12之前版本中的image_load_bmp存在缓冲区溢出漏洞。攻击者可通过特制BMP图像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/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-40985

Impacted products

Name
Michael R Sweet HTMLDOC <1.9.12

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-40985",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-40985"
    }
  },
  "description": "HTMLDOC\u662f\u4e00\u4e2aHTML\u6587\u4ef6\u683c\u5f0f\u8f6c\u6362\u7f16\u8f91\u5668\uff0c\u53ef\u8bfb\u53d6HTML\u548cMarkdown\u6e90\u6587\u4ef6\u6216\u7f51\u9875\uff0c\u5e76\u751f\u6210\u5e26\u6709\u53ef\u9009\u76ee\u5f55\u7684\u76f8\u5e94EPUB\u3001HTML\u3001PostScript\u6216PDF\u6587\u4ef6\u3002\n\nHTMLDOC 1.9.12\u4e4b\u524d\u7248\u672c\u4e2d\u7684image_load_bmp\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236BMP\u56fe\u50cf\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/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-102421",
  "openTime": "2021-12-24",
  "patchDescription": "HTMLDOC\u662f\u4e00\u4e2aHTML\u6587\u4ef6\u683c\u5f0f\u8f6c\u6362\u7f16\u8f91\u5668\uff0c\u53ef\u8bfb\u53d6HTML\u548cMarkdown\u6e90\u6587\u4ef6\u6216\u7f51\u9875\uff0c\u5e76\u751f\u6210\u5e26\u6709\u53ef\u9009\u76ee\u5f55\u7684\u76f8\u5e94EPUB\u3001HTML\u3001PostScript\u6216PDF\u6587\u4ef6\u3002\r\n\r\nHTMLDOC 1.9.12\u4e4b\u524d\u7248\u672c\u4e2d\u7684image_load_bmp\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236BMP\u56fe\u50cf\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": "Michael R Sweet HTMLDOC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Michael R Sweet HTMLDOC \u003c1.9.12"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-40985",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-04",
  "title": "Michael R Sweet HTMLDOC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2021-40985 (GCVE-0-2021-40985)

Vulnerability from cvelistv5

Published

2021-11-03 16:08

Modified

2024-08-04 02:59

Severity ?

CWE

Summary

A stack-based buffer under-read in htmldoc before 1.9.12, allows attackers to cause a denial of service via a crafted BMP image to image_load_bmp.

References

▼	URL	Tags
	https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43	x_refsource_MISC
	https://github.com/michaelrsweet/htmldoc/issues/444	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2022/02/msg00022.html	mailing-list, x_refsource_MLIST

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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          },
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            ],
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          },
          {
            "name": "[debian-lts-announce] 20220226 [SECURITY] [DLA 2928-1] htmldoc security update",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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