Vulnerability-Lookup

CNVD-2023-48543

Vulnerability from cnvd - Published: 2023-06-16

Title

Linux kernel缓冲区溢出漏洞（CNVD-2023-48543）

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存在缓冲区溢出漏洞，该漏洞源于XFS文件系统中存在越界内存访问缺陷，攻击者可利用该漏洞导致用户崩溃或提升系统权限。

Severity

中

Patch Name

Linux kernel缓冲区溢出漏洞（CNVD-2023-48543）的补丁

Patch 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存在缓冲区溢出漏洞，该漏洞源于XFS文件系统中存在越界内存访问缺陷，攻击者可利用该漏洞导致用户崩溃或提升系统权限。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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/xfs/xfs_buf_item_recover.c?h=v6.4-rc1&id=22ed903eee23a5b174e240f1cdfa9acf393a5210

Reference

https://nvd.nist.gov/vuln/detail/CVE-2023-2124

Impacted products

Name
Linux Linux kernel <=6.3

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-2124",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-2124"
    }
  },
  "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\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eXFS\u6587\u4ef6\u7cfb\u7edf\u4e2d\u5b58\u5728\u8d8a\u754c\u5185\u5b58\u8bbf\u95ee\u7f3a\u9677\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7528\u6237\u5d29\u6e83\u6216\u63d0\u5347\u7cfb\u7edf\u6743\u9650\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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/xfs/xfs_buf_item_recover.c?h=v6.4-rc1\u0026id=22ed903eee23a5b174e240f1cdfa9acf393a5210",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-48543",
  "openTime": "2023-06-16",
  "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\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eXFS\u6587\u4ef6\u7cfb\u7edf\u4e2d\u5b58\u5728\u8d8a\u754c\u5185\u5b58\u8bbf\u95ee\u7f3a\u9677\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7528\u6237\u5d29\u6e83\u6216\u63d0\u5347\u7cfb\u7edf\u6743\u9650\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\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2023-48543\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Linux kernel \u003c=6.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2023-2124",
  "serverity": "\u4e2d",
  "submitTime": "2023-05-18",
  "title": "Linux kernel\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2023-48543\uff09"
}

CVE-2023-2124 (GCVE-0-2023-2124)

Vulnerability from cvelistv5 – Published: 2023-05-15 00:00 – Updated: 2024-08-02 06:12

Summary

An out-of-bounds memory access flaw was found in the Linux kernel’s XFS file system in how a user restores an XFS image after failure (with a dirty log journal). This flaw allows a local user to crash or potentially escalate their privileges on the system.

Severity

No CVSS data available.

CWE

CWE-787

Assigner

redhat redhat root

References

6 references

URL	Tags
https://git.kernel.org/pub/scm/linux/kernel/git/t…
https://syzkaller.appspot.com/bug?extid=7e9494b8b…
https://security.netapp.com/advisory/ntap-2023062…
https://www.debian.org/security/2023/dsa-5448	vendor-advisory
https://www.debian.org/security/2023/dsa-5480	vendor-advisory
https://lists.debian.org/debian-lts-announce/2023…	mailing-list

Impacted products

1 product

Vendor	Product	Version
n/a	Kernel	Affected: Linux kernel 6.4-rc1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T06:12:20.423Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/xfs/xfs_buf_item_recover.c?h=v6.4-rc1\u0026id=22ed903eee23a5b174e240f1cdfa9acf393a5210"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://syzkaller.appspot.com/bug?extid=7e9494b8b399902e994e"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20230622-0010/"
          },
          {
            "name": "DSA-5448",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5448"
          },
          {
            "name": "DSA-5480",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5480"
          },
          {
            "name": "[debian-lts-announce] 20231019 [SECURITY] [DLA 3623-1] linux-5.10 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Kernel",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Linux kernel 6.4-rc1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An out-of-bounds memory access flaw was found in the Linux kernel\u2019s XFS file system in how a user restores an XFS image after failure (with a dirty log journal). This flaw allows a local user to crash or potentially escalate their privileges on the system."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "CWE-787",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-19T23:07:27.879Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/xfs/xfs_buf_item_recover.c?h=v6.4-rc1\u0026id=22ed903eee23a5b174e240f1cdfa9acf393a5210"
        },
        {
          "url": "https://syzkaller.appspot.com/bug?extid=7e9494b8b399902e994e"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20230622-0010/"
        },
        {
          "name": "DSA-5448",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5448"
        },
        {
          "name": "DSA-5480",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5480"
        },
        {
          "name": "[debian-lts-announce] 20231019 [SECURITY] [DLA 3623-1] linux-5.10 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2023-2124",
    "datePublished": "2023-05-15T00:00:00.000Z",
    "dateReserved": "2023-04-17T00:00:00.000Z",
    "dateUpdated": "2024-08-02T06:12:20.423Z",
    "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-2023-48543

CVE-2023-2124 (GCVE-0-2023-2124)

Tags

Sightings

Nomenclature

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