cnvd - cnvd-2022-31766

cnvd-2022-31766

Vulnerability from cnvd

Title: libsixel资源管理错误漏洞（CNVD-2022-31766）

Description:

libsixel是一个为DEC SIXEL图形和其他转换器程序提供编码/解码实现的软件包。

libsixel 1.8.6版本存在资源管理错误漏洞，该漏洞源于libsixel/src/dither.c:388存在基于堆的释放后重用。攻击者可借助特制的请求利用该漏洞造成拒绝服务。

Severity: 中

Formal description:

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://github.com/saitoha/libsixel/issues/157

Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-27046

Impacted products

Name
libsixel libsixel 1.8.6

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-27046",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-27046"
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  "description": "libsixel\u662f\u4e00\u4e2a\u4e3aDEC SIXEL\u56fe\u5f62\u548c\u5176\u4ed6\u8f6c\u6362\u5668\u7a0b\u5e8f\u63d0\u4f9b\u7f16\u7801/\u89e3\u7801\u5b9e\u73b0\u7684\u8f6f\u4ef6\u5305\u3002\n\nlibsixel 1.8.6\u7248\u672c\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8elibsixel/src/dither.c:388\u5b58\u5728\u57fa\u4e8e\u5806\u7684\u91ca\u653e\u540e\u91cd\u7528\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a \r\nhttps://github.com/saitoha/libsixel/issues/157",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-31766",
  "openTime": "2022-04-22",
  "products": {
    "product": "libsixel libsixel 1.8.6"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-27046",
  "serverity": "\u4e2d",
  "submitTime": "2022-04-21",
  "title": "libsixel\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2022-31766\uff09"
}

CVE-2022-27046 (GCVE-0-2022-27046)

Vulnerability from cvelistv5

Published

2022-04-08 14:51

Modified

2024-08-03 05:18

Severity ?

CWE

Summary

libsixel 1.8.6 suffers from a Heap Use After Free vulnerability in in libsixel/src/dither.c:388.

References

▼	URL	Tags
	https://github.com/saitoha/libsixel/issues/157	x_refsource_MISC

Impacted products

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

Show details on NVD website

JSON

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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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