github - ghsa-pcw3-w336-m348

ghsa-pcw3-w336-m348

Vulnerability from github

Published

2022-05-13 01:44

Modified

2022-05-13 01:44

Severity ?

6.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Details

The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.

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{
  "affected": [],
  "aliases": [
    "CVE-2017-2596"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-772"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-02-06T06:59:00Z",
    "severity": "MODERATE"
  },
  "details": "The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.",
  "id": "GHSA-pcw3-w336-m348",
  "modified": "2022-05-13T01:44:53Z",
  "published": "2022-05-13T01:44:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-2596"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:1842"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:2077"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2017-2596"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1417812"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2017/dsa-3791"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2017/01/31/4"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/95878"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2017-2596 (GCVE-0-2017-2596)

Vulnerability from cvelistv5

Published

2017-02-06 06:04

Modified

2024-08-05 14:02

Severity ?

CWE

n/a

Summary

The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.

References

URL

Tags

	https://bugzilla.redhat.com/show_bug.cgi?id=1417812	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2017/01/31/4	mailing-list, x_refsource_MLIST
	http://www.securityfocus.com/bid/95878	vdb-entry, x_refsource_BID
	https://access.redhat.com/errata/RHSA-2017:2077	vendor-advisory, x_refsource_REDHAT
	https://access.redhat.com/errata/RHSA-2017:1842	vendor-advisory, x_refsource_REDHAT
	http://www.debian.org/security/2017/dsa-3791	vendor-advisory, x_refsource_DEBIAN

Impacted products

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

Show details on NVD website

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{
  "containers": {
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          },
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          },
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              "x_transferred"
            ],
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          }
        ],
        "title": "CVE Program Container"
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      ],
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        }
      ],
      "problemTypes": [
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      "providerMetadata": {
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      "references": [
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          "tags": [
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        },
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          ],
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  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
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    "datePublished": "2017-02-06T06:04:00",
    "dateReserved": "2016-12-01T00:00:00",
    "dateUpdated": "2024-08-05T14:02:06.941Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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