github - ghsa-w7v4-4295-6vg3

GHSA-W7V4-4295-6VG3

Vulnerability from github – Published: 2022-05-14 02:14 – Updated: 2022-05-14 02:14

Details

The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates.

Severity ?

8.5 (High)


                  
                    CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2016-1570"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-01-22T15:59:00Z",
    "severity": "HIGH"
  },
  "details": "The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates.",
  "id": "GHSA-w7v4-4295-6vg3",
  "modified": "2022-05-14T02:14:02Z",
  "published": "2022-05-14T02:14:02Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-1570"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2016/dsa-3519"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1034744"
    },
    {
      "type": "WEB",
      "url": "http://xenbits.xen.org/xsa/advisory-167.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2016-1570 (GCVE-0-2016-1570)

Vulnerability from cvelistv5 – Published: 2016-01-22 15:00 – Updated: 2024-08-05 23:02

Summary

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	http://www.debian.org/security/2016/dsa-3519	vendor-advisoryx_refsource_DEBIAN
	http://www.securitytracker.com/id/1034744	vdb-entryx_refsource_SECTRACK
	http://xenbits.xen.org/xsa/advisory-167.html	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T23:02:11.689Z",
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        },
        "references": [
          {
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            "tags": [
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              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3519"
          },
          {
            "name": "1034744",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1034744"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://xenbits.xen.org/xsa/advisory-167.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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        }
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        },
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            },
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Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-W7V4-4295-6VG3

CVE-2016-1570 (GCVE-0-2016-1570)

Tags

Sightings

Nomenclature