Vulnerability-Lookup

CNVD-2022-21487

Vulnerability from cnvd - Published: 2022-03-22

Title

libxml2资源管理错误漏洞（CNVD-2022-21487）

Description

libxml2是开源的一个用来解析XML文档的函数库。它用C语言写成，并且能为多种语言所调用，例如C语言，C++，XSH。 libxml2存在资源管理错误漏洞，攻击者可利用该漏洞威胁警报会影响软件或系统。

Severity

中

Patch Name

libxml2资源管理错误漏洞（CNVD-2022-21487）的补丁

Patch Description

libxml2是开源的一个用来解析XML文档的函数库。它用C语言写成，并且能为多种语言所调用，例如C语言，C++，XSH。 libxml2存在资源管理错误漏洞，攻击者可利用该漏洞威胁警报会影响软件或系统。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，详情请关注厂商主页： https://vigilance.fr/vulnerability/libxml2-five-vulnerabilities-37614

Reference

https://nvd.nist.gov/vuln/detail/CVE-2022-23308

Impacted products

Name
XMLSoft Libxml2 <2.9.13

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-23308"
    }
  },
  "description": "libxml2\u662f\u5f00\u6e90\u7684\u4e00\u4e2a\u7528\u6765\u89e3\u6790XML\u6587\u6863\u7684\u51fd\u6570\u5e93\u3002\u5b83\u7528C\u8bed\u8a00\u5199\u6210\uff0c\u5e76\u4e14\u80fd\u4e3a\u591a\u79cd\u8bed\u8a00\u6240\u8c03\u7528\uff0c\u4f8b\u5982C\u8bed\u8a00\uff0cC++\uff0cXSH\u3002\n\nlibxml2\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5a01\u80c1\u8b66\u62a5\u4f1a\u5f71\u54cd\u8f6f\u4ef6\u6216\u7cfb\u7edf\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://vigilance.fr/vulnerability/libxml2-five-vulnerabilities-37614",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-21487",
  "openTime": "2022-03-22",
  "patchDescription": "libxml2\u662f\u5f00\u6e90\u7684\u4e00\u4e2a\u7528\u6765\u89e3\u6790XML\u6587\u6863\u7684\u51fd\u6570\u5e93\u3002\u5b83\u7528C\u8bed\u8a00\u5199\u6210\uff0c\u5e76\u4e14\u80fd\u4e3a\u591a\u79cd\u8bed\u8a00\u6240\u8c03\u7528\uff0c\u4f8b\u5982C\u8bed\u8a00\uff0cC++\uff0cXSH\u3002\r\n\r\nlibxml2\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5a01\u80c1\u8b66\u62a5\u4f1a\u5f71\u54cd\u8f6f\u4ef6\u6216\u7cfb\u7edf\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": "libxml2\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2022-21487\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "XMLSoft Libxml2 \u003c2.9.13"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-23308",
  "serverity": "\u4e2d",
  "submitTime": "2022-02-23",
  "title": "libxml2\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2022-21487\uff09"
}

CVE-2022-23308 (GCVE-0-2022-23308)

Vulnerability from cvelistv5 – Published: 2022-02-26 00:00 – Updated: 2025-05-05 16:26

Summary

valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-23 13:27 UTC

CWE

n/a
CWE-416 - Use After Free

Assigner

mitre mitre root Scorecard

References

19 references

URL	Tags
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.debian.org/debian-lts-announce/2022…	mailing-list
http://seclists.org/fulldisclosure/2022/May/33	mailing-list
http://seclists.org/fulldisclosure/2022/May/37	mailing-list
http://seclists.org/fulldisclosure/2022/May/35	mailing-list
http://seclists.org/fulldisclosure/2022/May/38	mailing-list
http://seclists.org/fulldisclosure/2022/May/36	mailing-list
http://seclists.org/fulldisclosure/2022/May/34	mailing-list
https://www.oracle.com/security-alerts/cpujul2022.html
https://support.apple.com/kb/HT213257
https://support.apple.com/kb/HT213256
https://support.apple.com/kb/HT213255
https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.…
https://github.com/GNOME/libxml2/commit/652dd12a8…
https://security.netapp.com/advisory/ntap-2022033…
https://support.apple.com/kb/HT213253
https://support.apple.com/kb/HT213258
https://support.apple.com/kb/HT213254
https://security.gentoo.org/glsa/202210-03	vendor-advisory

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T03:36:20.420Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "FEDORA-2022-050c712ed7",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LA3MWWAYZADWJ5F6JOUBX65UZAMQB7RF/"
          },
          {
            "name": "[debian-lts-announce] 20220408 [SECURITY] [DLA 2972-1] libxml2 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/33"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-6 tvOS 15.5",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/37"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/35"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/38"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-5 watchOS 8.6",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/36"
          },
          {
            "name": "20220516 APPLE-SA-2022-05-16-1 iOS 15.5 and iPadOS 15.5",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2022/May/34"
          },
          {
            "tags": [
              "x_transferred"
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            "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
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          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213257"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213256"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213255"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.9.13/NEWS"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/GNOME/libxml2/commit/652dd12a858989b14eed4e84e453059cd3ba340e"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20220331-0008/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213253"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://support.apple.com/kb/HT213258"
          },
          {
            "tags": [
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            ],
            "url": "https://support.apple.com/kb/HT213254"
          },
          {
            "name": "GLSA-202210-03",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202210-03"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-23308",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T13:27:14.908557Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-416",
                "description": "CWE-416 Use After Free",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-05-05T16:26:56.501Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-10-16T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "FEDORA-2022-050c712ed7",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LA3MWWAYZADWJ5F6JOUBX65UZAMQB7RF/"
        },
        {
          "name": "[debian-lts-announce] 20220408 [SECURITY] [DLA 2972-1] libxml2 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/33"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-6 tvOS 15.5",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/37"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/35"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/38"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-5 watchOS 8.6",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/36"
        },
        {
          "name": "20220516 APPLE-SA-2022-05-16-1 iOS 15.5 and iPadOS 15.5",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2022/May/34"
        },
        {
          "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
        },
        {
          "url": "https://support.apple.com/kb/HT213257"
        },
        {
          "url": "https://support.apple.com/kb/HT213256"
        },
        {
          "url": "https://support.apple.com/kb/HT213255"
        },
        {
          "url": "https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.9.13/NEWS"
        },
        {
          "url": "https://github.com/GNOME/libxml2/commit/652dd12a858989b14eed4e84e453059cd3ba340e"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20220331-0008/"
        },
        {
          "url": "https://support.apple.com/kb/HT213253"
        },
        {
          "url": "https://support.apple.com/kb/HT213258"
        },
        {
          "url": "https://support.apple.com/kb/HT213254"
        },
        {
          "name": "GLSA-202210-03",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202210-03"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2022-23308",
    "datePublished": "2022-02-26T00:00:00.000Z",
    "dateReserved": "2022-01-17T00:00:00.000Z",
    "dateUpdated": "2025-05-05T16:26:56.501Z",
    "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.

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.

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CNVD-2022-21487

CVE-2022-23308 (GCVE-0-2022-23308)

Tags

Sightings

Nomenclature

Related by attack behaviour