Vulnerability-Lookup

CNVD-2023-58990

Vulnerability from cnvd - Published: 2023-07-27

Title

Linux kernel xusb.c文件代码问题漏洞

Description

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 5.17版本之前存在代码问题漏洞，该漏洞源于drivers/phy/tegra/xusb.c文件错误处理 tegra_xusb_find_port_node的返回值。攻击者可利用该漏洞导致可用性受影响。

Severity

中

Patch Name

Linux kernel xusb.c文件代码问题漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/torvalds/linux/commit/045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f

Reference

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17

Impacted products

Name
Linux Linux kernel <5.17

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-23000",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-23000"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\n\nLinux kernel 5.17\u7248\u672c\u4e4b\u524d\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8edrivers/phy/tegra/xusb.c\u6587\u4ef6\u9519\u8bef\u5904\u7406 tegra_xusb_find_port_node\u7684\u8fd4\u56de\u503c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u53ef\u7528\u6027\u53d7\u5f71\u54cd\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/torvalds/linux/commit/045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-58990",
  "openTime": "2023-07-27",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 5.17\u7248\u672c\u4e4b\u524d\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8edrivers/phy/tegra/xusb.c\u6587\u4ef6\u9519\u8bef\u5904\u7406 tegra_xusb_find_port_node\u7684\u8fd4\u56de\u503c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u53ef\u7528\u6027\u53d7\u5f71\u54cd\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": "Linux kernel xusb.c\u6587\u4ef6\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Linux kernel \u003c5.17"
  },
  "referenceLink": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17",
  "serverity": "\u4e2d",
  "submitTime": "2023-03-05",
  "title": "Linux kernel xusb.c\u6587\u4ef6\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2023-23000 (GCVE-0-2023-23000)

Vulnerability from cvelistv5 – Published: 2023-03-01 00:00 – Updated: 2025-03-20 19:35

Summary

In the Linux kernel before 5.17, drivers/phy/tegra/xusb.c mishandles the tegra_xusb_find_port_node return value. Callers expect NULL in the error case, but an error pointer is used.

Severity

5.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-03-06 15:56 UTC

CWE

n/a
CWE-476 - NULL Pointer Dereference

Assigner

mitre mitre root

References

3 references

URL	Tags
https://cdn.kernel.org/pub/linux/kernel/v5.x/Chan…
https://github.com/torvalds/linux/commit/045a31b9…
https://security.netapp.com/advisory/ntap-2023033…

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T10:20:31.427Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/torvalds/linux/commit/045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20230331-0004/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2023-23000",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-06T15:56:56.959385Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-476",
                "description": "CWE-476 NULL Pointer Dereference",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-20T19:35:28.385Z",
          "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": "In the Linux kernel before 5.17, drivers/phy/tegra/xusb.c mishandles the tegra_xusb_find_port_node return value. Callers expect NULL in the error case, but an error pointer is used."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-03-31T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17"
        },
        {
          "url": "https://github.com/torvalds/linux/commit/045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20230331-0004/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-23000",
    "datePublished": "2023-03-01T00:00:00.000Z",
    "dateReserved": "2023-01-11T00:00:00.000Z",
    "dateUpdated": "2025-03-20T19:35:28.385Z",
    "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

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