cnvd - cnvd-2020-33497

cnvd-2020-33497

Vulnerability from cnvd

Title: Linux kernel存在未明漏洞（CNVD-2020-33497）

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。VFIO PCI driver是其中的一个VFIO PCI驱动程序。

Linux kernel 5.6.13及之前版本中的VFIO PCI驱动程序存在安全漏洞。攻击者可利用该漏洞访问禁用的内存空间。

Severity: 中

Formal description:

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.kernel.org/

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-12888

Impacted products

Name
Linux kernel <=5.6.13

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-12888"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002VFIO PCI driver\u662f\u5176\u4e2d\u7684\u4e00\u4e2aVFIO PCI\u9a71\u52a8\u7a0b\u5e8f\u3002\n\nLinux kernel 5.6.13\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684VFIO PCI\u9a71\u52a8\u7a0b\u5e8f\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u7981\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.kernel.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-33497",
  "openTime": "2020-06-18",
  "products": {
    "product": "Linux kernel \u003c=5.6.13"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-12888",
  "serverity": "\u4e2d",
  "submitTime": "2020-05-18",
  "title": "Linux kernel\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2020-33497\uff09"
}

CVE-2020-12888 (GCVE-0-2020-12888)

Vulnerability from cvelistv5

Published

2020-05-15 17:02

Modified

2024-08-04 12:11

Severity ?

CWE

Summary

The VFIO PCI driver in the Linux kernel through 5.6.13 mishandles attempts to access disabled memory space.

References

▼	URL	Tags
	https://lore.kernel.org/kvm/158871570274.15589.10563806532874116326.stgit%40gimli.home/	x_refsource_MISC
	https://lore.kernel.org/kvm/158871401328.15589.17598154478222071285.stgit%40gimli.home/	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2020/05/19/6	mailing-list, x_refsource_MLIST
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NXGMJHWTMQI34NJZ4BHL3ZVF264AWBF2/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBEHRQQZTKJTPQFPY3JAO7MQ4JAFEQNW/	vendor-advisory, x_refsource_FEDORA
	https://security.netapp.com/advisory/ntap-20200608-0001/	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html	vendor-advisory, x_refsource_SUSE
	https://usn.ubuntu.com/4526-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4525-1/	vendor-advisory, x_refsource_UBUNTU
	https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html	mailing-list, x_refsource_MLIST

Impacted products

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

Show details on NVD website

JSON

To clipboard

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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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