cnvd - cnvd-2021-84812

cnvd-2021-84812

Vulnerability from cnvd

Title: Google Chrome堆缓冲区溢出漏洞（CNVD-2021-84812）

Description:

Chrome是由Google开发的一款Web浏览工具。

Google Chrome 95.0.4638.54之前版本中的PDFium存在堆缓冲区溢出漏洞。远程攻击者可利用该漏洞通过精心制作的HTML页面潜在地利用堆损坏。

Severity: 中

Patch Name: Google Chrome堆缓冲区溢出漏洞（CNVD-2021-84812）的补丁

Patch Description:

Chrome是由Google开发的一款Web浏览工具。

Google Chrome 95.0.4638.54之前版本中的PDFium存在堆缓冲区溢出漏洞。远程攻击者可利用该漏洞通过精心制作的HTML页面潜在地利用堆损坏。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://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html

Reference: https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html

Impacted products

Name
Google Chrome <95.0.4638.54

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-37984",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-37984"
    }
  },
  "description": "Chrome\u662f\u7531Google\u5f00\u53d1\u7684\u4e00\u6b3eWeb\u6d4f\u89c8\u5de5\u5177\u3002\n\nGoogle Chrome 95.0.4638.54\u4e4b\u524d\u7248\u672c\u4e2d\u7684PDFium\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u5236\u4f5c\u7684HTML\u9875\u9762\u6f5c\u5728\u5730\u5229\u7528\u5806\u635f\u574f\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://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-84812",
  "openTime": "2021-11-08",
  "patchDescription": "Chrome\u662f\u7531Google\u5f00\u53d1\u7684\u4e00\u6b3eWeb\u6d4f\u89c8\u5de5\u5177\u3002\r\n\r\nGoogle Chrome 95.0.4638.54\u4e4b\u524d\u7248\u672c\u4e2d\u7684PDFium\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u5236\u4f5c\u7684HTML\u9875\u9762\u6f5c\u5728\u5730\u5229\u7528\u5806\u635f\u574f\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": "Google Chrome\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-84812\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Google Chrome \u003c95.0.4638.54"
  },
  "referenceLink": "https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-21",
  "title": "Google Chrome\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-84812\uff09"
}

CVE-2021-37984 (GCVE-0-2021-37984)

Vulnerability from cvelistv5

Published

2021-11-02 21:05

Modified

2024-08-04 01:30

Severity ?

CWE

Heap buffer overflow

Summary

Heap buffer overflow in PDFium in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

References

▼	URL	Tags
	https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html	x_refsource_MISC
	https://crbug.com/1253399	x_refsource_MISC
	https://www.debian.org/security/2022/dsa-5046	vendor-advisory, x_refsource_DEBIAN

Impacted products

	Vendor	Product	Version
	Google	Chrome	Version: unspecified < 95.0.4638.54

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T01:30:08.976Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://crbug.com/1253399"
          },
          {
            "name": "DSA-5046",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2022/dsa-5046"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Chrome",
          "vendor": "Google",
          "versions": [
            {
              "lessThan": "95.0.4638.54",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Heap buffer overflow in PDFium in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Heap buffer overflow",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-01-15T14:07:02",
        "orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
        "shortName": "Chrome"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://crbug.com/1253399"
        },
        {
          "name": "DSA-5046",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2022/dsa-5046"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "chrome-cve-admin@google.com",
          "ID": "CVE-2021-37984",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Chrome",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "95.0.4638.54"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Google"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Heap buffer overflow in PDFium in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Heap buffer overflow"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html",
              "refsource": "MISC",
              "url": "https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html"
            },
            {
              "name": "https://crbug.com/1253399",
              "refsource": "MISC",
              "url": "https://crbug.com/1253399"
            },
            {
              "name": "DSA-5046",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2022/dsa-5046"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28",
    "assignerShortName": "Chrome",
    "cveId": "CVE-2021-37984",
    "datePublished": "2021-11-02T21:05:35",
    "dateReserved": "2021-08-03T00:00:00",
    "dateUpdated": "2024-08-04T01:30:08.976Z",
    "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.

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