cnvd - cnvd-2022-31765

CNVD-2022-31765

Vulnerability from cnvd - Published: 2022-04-22

Title

libsixel资源管理错误漏洞（CNVD-2022-31765）

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 1.10.0版本存在资源管理错误漏洞，该漏洞源于libsixel/src/dither.c:379存在释放后重用。攻击者可利用该漏洞造成浏览器崩溃。

Severity

中

Patch Name

libsixel资源管理错误漏洞（CNVD-2022-31765）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 1.10.0版本存在资源管理错误漏洞，该漏洞源于libsixel/src/dither.c:379存在释放后重用。攻击者可利用该漏洞造成浏览器崩溃。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

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/libsixel/libsixel/issues/27

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-41715

Impacted products

Name
libsixel libsixel 1.10.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-41715",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-41715"
    }
  },
  "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 1.10.0\u7248\u672c\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8elibsixel/src/dither.c:379\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u6d4f\u89c8\u5668\u5d29\u6e83\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/libsixel/libsixel/issues/27",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-31765",
  "openTime": "2022-04-22",
  "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 1.10.0\u7248\u672c\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8elibsixel/src/dither.c:379\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u6d4f\u89c8\u5668\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": "libsixel\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2022-31765\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "libsixel libsixel 1.10.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-41715",
  "serverity": "\u4e2d",
  "submitTime": "2022-04-21",
  "title": "libsixel\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2022-31765\uff09"
}

CVE-2021-41715 (GCVE-0-2021-41715)

Vulnerability from cvelistv5 – Published: 2022-04-08 14:55 – Updated: 2024-08-04 03:15

Summary

libsixel 1.10.0 is vulnerable to Use after free in libsixel/src/dither.c:379.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://github.com/libsixel/libsixel/issues/27

x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:15:29.277Z",
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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/libsixel/libsixel/issues/27"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
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          "value": "libsixel 1.10.0 is vulnerable to Use after free in libsixel/src/dither.c:379."
        }
      ],
      "problemTypes": [
        {
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              "lang": "en",
              "type": "text"
            }
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      "providerMetadata": {
        "dateUpdated": "2022-04-08T14:55:27",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/libsixel/libsixel/issues/27"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-41715",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
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  "cveMetadata": {
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2022-31765

CVE-2021-41715 (GCVE-0-2021-41715)

Tags

Sightings

Nomenclature