cnvd - cnvd-2021-74104

cnvd-2021-74104

Vulnerability from cnvd

Title: Libsixel堆栈缓冲区溢出漏洞

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存在堆栈缓冲区溢出漏洞，目前没有详细的漏洞细节提供。

Severity: 中

Patch Name: Libsixel堆栈缓冲区溢出漏洞的补丁

Patch 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存在堆栈缓冲区溢出漏洞，目前没有详细的漏洞细节提供。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/saitoha/libsixel/releases/tag/v1.8.5

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-21050

Impacted products

Name
libsixel libsixel 1.8.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-21050"
    }
  },
  "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\u5b58\u5728\u5806\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/saitoha/libsixel/releases/tag/v1.8.5",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-74104",
  "openTime": "2021-09-27",
  "patchDescription": "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\r\n\r\nLibsixel\u5b58\u5728\u5806\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Libsixel\u5806\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "libsixel libsixel 1.8.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-21050",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-15",
  "title": "Libsixel\u5806\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2020-21050 (GCVE-0-2020-21050)

Vulnerability from cvelistv5

Published

2021-09-14 15:09

Modified

2024-08-04 14:22

Severity ?

CWE

Summary

Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.

References

▼	URL	Tags
	https://cwe.mitre.org/data/definitions/121.html	x_refsource_MISC
	https://github.com/saitoha/libsixel/blob/master/ChangeLog	x_refsource_MISC
	https://github.com/saitoha/libsixel/releases/tag/v1.8.5	x_refsource_MISC
	https://github.com/saitoha/libsixel/issues/75	x_refsource_MISC
	https://github.com/saitoha/libsixel/commit/7808a06b88c11dbc502318cdd51fa374f8cd47ee	x_refsource_MISC
	https://bitbucket.org/netbsd/pkgsrc/commits/a27113e21179cbfbfae0c35f6a9edd6aa498faae	x_refsource_MISC

Impacted products

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

Show details on NVD website

JSON

To clipboard

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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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