cnvd - cnvd-2019-40159

cnvd-2019-40159

Vulnerability from cnvd

Title: LibSass堆缓冲区过读漏洞（CNVD-2019-40159）

Description:

LibSass是Sass编译器的C/C++实现。

LibSass 3.6.3之前版本中的ast_sel_weave.cpp中的Sass::weaveParents存在堆缓冲区过读漏洞。目前没有详细的漏洞细节提供。

Severity: 中

Patch Name: LibSass堆缓冲区过读漏洞（CNVD-2019-40159）的补丁

Patch Description:

LibSass是Sass编译器的C/C++实现。

LibSass 3.6.3之前版本中的ast_sel_weave.cpp中的Sass::weaveParents存在堆缓冲区过读漏洞。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/sass/libsass/pull/3027

Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-18798

Impacted products

Name
LibSass LibSass <3.6.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-18798",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-18798"
    }
  },
  "description": "LibSass\u662fSass\u7f16\u8bd1\u5668\u7684C/C++\u5b9e\u73b0\u3002\n\nLibSass 3.6.3\u4e4b\u524d\u7248\u672c\u4e2d\u7684ast_sel_weave.cpp\u4e2d\u7684Sass::weaveParents\u5b58\u5728\u5806\u7f13\u51b2\u533a\u8fc7\u8bfb\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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/sass/libsass/pull/3027",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-40159",
  "openTime": "2019-11-12",
  "patchDescription": "LibSass\u662fSass\u7f16\u8bd1\u5668\u7684C/C++\u5b9e\u73b0\u3002\r\n\r\nLibSass 3.6.3\u4e4b\u524d\u7248\u672c\u4e2d\u7684ast_sel_weave.cpp\u4e2d\u7684Sass::weaveParents\u5b58\u5728\u5806\u7f13\u51b2\u533a\u8fc7\u8bfb\u6f0f\u6d1e\u3002\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": "LibSass\u5806\u7f13\u51b2\u533a\u8fc7\u8bfb\u6f0f\u6d1e\uff08CNVD-2019-40159\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "LibSass LibSass \u003c3.6.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-18798",
  "serverity": "\u4e2d",
  "submitTime": "2019-11-07",
  "title": "LibSass\u5806\u7f13\u51b2\u533a\u8fc7\u8bfb\u6f0f\u6d1e\uff08CNVD-2019-40159\uff09"
}

CVE-2019-18798 (GCVE-0-2019-18798)

Vulnerability from cvelistv5

Published

2019-11-06 15:07

Modified

2024-08-05 02:02

Severity ?

CWE

Summary

LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents in ast_sel_weave.cpp.

References

▼	URL	Tags
	https://github.com/sass/libsass/issues/2999	x_refsource_MISC

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T02:02:39.698Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/sass/libsass/issues/2999"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents in ast_sel_weave.cpp."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-11-06T15:07:20",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/sass/libsass/issues/2999"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-18798",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents in ast_sel_weave.cpp."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/sass/libsass/issues/2999",
              "refsource": "MISC",
              "url": "https://github.com/sass/libsass/issues/2999"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-18798",
    "datePublished": "2019-11-06T15:07:20",
    "dateReserved": "2019-11-06T00:00:00",
    "dateUpdated": "2024-08-05T02:02:39.698Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Action not permitted