cnvd - cnvd-2024-08094

cnvd-2024-08094

Vulnerability from cnvd

Title: Linux Kernel资源管理错误漏洞（CNVD-2024-08094）

Description:

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核，是计算机硬件与其进程之间的核心接口，负责两者之间的通信，尽可能高效地管理资源。

Linux Kernel存在资源管理错误漏洞。该漏洞存在于btrfs文件系统的fs/btrfs/volumes.c的btrfs_get_dev_args_from_path中，攻击者可利用该漏洞导致系统崩溃或泄漏内部内核信息。

Severity: 中

Patch Name: Linux Kernel资源管理错误漏洞（CNVD-2024-08094）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，是计算机硬件与其进程之间的核心接口，负责两者之间的通信，尽可能高效地管理资源。

Linux Kernel存在资源管理错误漏洞。该漏洞存在于btrfs文件系统的fs/btrfs/volumes.c的btrfs_get_dev_args_from_path中，攻击者可利用该漏洞导致系统崩溃或泄漏内部内核信息。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://access.redhat.com/security/cve/CVE-2023-4394

Reference: https://nvd.nist.gov/vuln/detail/CVE-2023-4394

Impacted products

Name
Linux Linux kernel <6.0

Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-4394",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-4394"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\uff0c\u662f\u8ba1\u7b97\u673a\u786c\u4ef6\u4e0e\u5176\u8fdb\u7a0b\u4e4b\u95f4\u7684\u6838\u5fc3\u63a5\u53e3\uff0c\u8d1f\u8d23\u4e24\u8005\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5c3d\u53ef\u80fd\u9ad8\u6548\u5730\u7ba1\u7406\u8d44\u6e90\u3002\n\nLinux Kernel\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u5b58\u5728\u4e8ebtrfs\u6587\u4ef6\u7cfb\u7edf\u7684fs/btrfs/volumes.c\u7684btrfs_get_dev_args_from_path\u4e2d\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83\u6216\u6cc4\u6f0f\u5185\u90e8\u5185\u6838\u4fe1\u606f\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0:\r\nhttps://access.redhat.com/security/cve/CVE-2023-4394",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2024-08094",
  "openTime": "2024-02-07",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\uff0c\u662f\u8ba1\u7b97\u673a\u786c\u4ef6\u4e0e\u5176\u8fdb\u7a0b\u4e4b\u95f4\u7684\u6838\u5fc3\u63a5\u53e3\uff0c\u8d1f\u8d23\u4e24\u8005\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5c3d\u53ef\u80fd\u9ad8\u6548\u5730\u7ba1\u7406\u8d44\u6e90\u3002\r\n\r\nLinux Kernel\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u5b58\u5728\u4e8ebtrfs\u6587\u4ef6\u7cfb\u7edf\u7684fs/btrfs/volumes.c\u7684btrfs_get_dev_args_from_path\u4e2d\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83\u6216\u6cc4\u6f0f\u5185\u90e8\u5185\u6838\u4fe1\u606f\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\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2024-08094\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Linux kernel \u003c6.0"
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  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2023-4394",
  "serverity": "\u4e2d",
  "submitTime": "2023-08-18",
  "title": "Linux Kernel\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2024-08094\uff09"
}

CVE-2023-4394 (GCVE-0-2023-4394)

Vulnerability from cvelistv5

Published

2023-08-17 12:49

Modified

2025-02-27 21:03

Severity ?

6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-400 - Uncontrolled Resource Consumption

Summary

A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information

References

▼	URL	Tags
	https://access.redhat.com/security/cve/CVE-2023-4394	vdb-entry, x_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2219263	issue-tracking, x_refsource_REDHAT
	https://patchwork.kernel.org/project/linux-btrfs/patch/20220815151606.3479183-1-r33s3n6@gmail.com/

Impacted products

Vendor

Product

Version

▼

n/a

Kernel

Red Hat	Red Hat Enterprise Linux 6	cpe:/o:redhat:enterprise_linux:6
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat Enterprise Linux 9	cpe:/o:redhat:enterprise_linux:9
Red Hat	Red Hat Enterprise Linux 9	cpe:/o:redhat:enterprise_linux:9
Fedora	Fedora

Show details on NVD website

JSON

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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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