cnvd - cnvd-2020-27234

cnvd-2020-27234

Vulnerability from cnvd

Title: Linux kernel资源管理错误漏洞（CNVD-2020-27234）

Description:

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。

Linux kernel 5.6.8之前版本中的drivers/usb/core/message.c文件的usb_sg_cancel存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。目前没有详细的漏洞细节提供。

Severity: 中

Patch Name: Linux kernel资源管理错误漏洞（CNVD-2020-27234）的补丁

Patch Description:

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。

Linux kernel 5.6.8之前版本中的drivers/usb/core/message.c文件的usb_sg_cancel存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=056ad39ee9253873522f6469c3364964a322912b

Impacted products

Name
Linux kernel <5.6.8

Show details on source website

JSON

To clipboard

{
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    "cve": {
      "cveNumber": "CVE-2020-12464"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\n\nLinux kernel 5.6.8\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/usb/core/message.c\u6587\u4ef6\u7684usb_sg_cancel\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=056ad39ee9253873522f6469c3364964a322912b",
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  "number": "CNVD-2020-27234",
  "openTime": "2020-05-09",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 5.6.8\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers/usb/core/message.c\u6587\u4ef6\u7684usb_sg_cancel\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\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",
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  "products": {
    "product": "Linux kernel \u003c5.6.8"
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  "serverity": "\u4e2d",
  "submitTime": "2020-04-30",
  "title": "Linux kernel\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-27234\uff09"
}

CVE-2020-12464 (GCVE-0-2020-12464)

Vulnerability from cvelistv5

Published

2020-04-29 17:59

Modified

2024-08-04 11:56

Severity ?

CWE

Summary

usb_sg_cancel in drivers/usb/core/message.c in the Linux kernel before 5.6.8 has a use-after-free because a transfer occurs without a reference, aka CID-056ad39ee925.

References

▼	URL	Tags
	https://patchwork.kernel.org/patch/11463781/	x_refsource_MISC
	https://lkml.org/lkml/2020/3/23/52	x_refsource_MISC
	https://github.com/torvalds/linux/commit/056ad39ee9253873522f6469c3364964a322912b	x_refsource_MISC
	https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=056ad39ee9253873522f6469c3364964a322912b	x_refsource_MISC
	https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8	x_refsource_MISC
	https://security.netapp.com/advisory/ntap-20200608-0001/	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html	mailing-list, x_refsource_MLIST
	https://www.debian.org/security/2020/dsa-4698	vendor-advisory, x_refsource_DEBIAN
	https://www.debian.org/security/2020/dsa-4699	vendor-advisory, x_refsource_DEBIAN
	http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html	vendor-advisory, x_refsource_SUSE
	https://usn.ubuntu.com/4388-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4389-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4387-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4390-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4391-1/	vendor-advisory, x_refsource_UBUNTU

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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    "cveId": "CVE-2020-12464",
    "datePublished": "2020-04-29T17:59:51",
    "dateReserved": "2020-04-29T00:00:00",
    "dateUpdated": "2024-08-04T11:56:52.059Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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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