Vulnerability-Lookup

CNVD-2021-47387

Vulnerability from cnvd - Published: 2021-07-05

Title

libaom存在未明漏洞

Description

libaom是一个应用软件。一款AOMedia Video 1格式的参考编解码器。 AOMedia 21-04-07之前版本的libaom image.c 存在安全漏洞，该漏洞源于错误的释放内存。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

libaom存在未明漏洞的补丁

Patch Description

libaom是一个应用软件。一款AOMedia Video 1格式的参考编解码器。 AOMedia 21-04-07之前版本的libaom image.c 存在安全漏洞，该漏洞源于错误的释放内存。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://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578

Reference

https://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578

Impacted products

Name
libaom libaom <21-04-07

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-30473",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-30473"
    }
  },
  "description": "libaom\u662f\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u4e00\u6b3eAOMedia Video 1\u683c\u5f0f\u7684\u53c2\u8003\u7f16\u89e3\u7801\u5668\u3002\n\nAOMedia 21-04-07\u4e4b\u524d\u7248\u672c\u7684libaom image.c \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u9519\u8bef\u7684\u91ca\u653e\u5185\u5b58\u3002\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://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-47387",
  "openTime": "2021-07-05",
  "patchDescription": "libaom\u662f\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u4e00\u6b3eAOMedia Video 1\u683c\u5f0f\u7684\u53c2\u8003\u7f16\u89e3\u7801\u5668\u3002\r\n\r\nAOMedia 21-04-07\u4e4b\u524d\u7248\u672c\u7684libaom image.c \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u9519\u8bef\u7684\u91ca\u653e\u5185\u5b58\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": "libaom\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "libaom libaom \u003c21-04-07"
  },
  "referenceLink": "https://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578",
  "serverity": "\u9ad8",
  "submitTime": "2021-06-24",
  "title": "libaom\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2021-30473 (GCVE-0-2021-30473)

Vulnerability from cvelistv5 – Published: 2021-05-06 00:00 – Updated: 2024-08-03 22:32

Summary

aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

6 references

URL	Tags
https://bugs.chromium.org/p/aomedia/issues/detail…
https://aomedia.googlesource.com/aom/+/4efe20e99d…
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.debian.org/debian-lts-announce/2023…	mailing-list
https://www.debian.org/security/2023/dsa-5490	vendor-advisory
https://security.gentoo.org/glsa/202401-32	vendor-advisory

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T22:32:41.091Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bugs.chromium.org/p/aomedia/issues/detail?id=2998"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578"
          },
          {
            "name": "FEDORA-2021-1c3f7963a5",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCI33HXH6YSOGC2LPE2REQLMIDH6US4/"
          },
          {
            "name": "[debian-lts-announce] 20230905 [SECURITY] [DLA 3556-1] aom security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00003.html"
          },
          {
            "name": "DSA-5490",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5490"
          },
          {
            "name": "GLSA-202401-32",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202401-32"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-31T15:06:51.365Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://bugs.chromium.org/p/aomedia/issues/detail?id=2998"
        },
        {
          "url": "https://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578"
        },
        {
          "name": "FEDORA-2021-1c3f7963a5",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCI33HXH6YSOGC2LPE2REQLMIDH6US4/"
        },
        {
          "name": "[debian-lts-announce] 20230905 [SECURITY] [DLA 3556-1] aom security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00003.html"
        },
        {
          "name": "DSA-5490",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5490"
        },
        {
          "name": "GLSA-202401-32",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202401-32"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-30473",
    "datePublished": "2021-05-06T00:00:00.000Z",
    "dateReserved": "2021-04-08T00:00:00.000Z",
    "dateUpdated": "2024-08-03T22:32:41.091Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.