github - ghsa-2hh5-jxwx-3pwr

ghsa-2hh5-jxwx-3pwr

Vulnerability from github

Published

2022-05-13 01:50

Modified

2022-05-13 01:50

Severity ?

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

Details

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2018-19962"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-12-08T04:29:00Z",
    "severity": "HIGH"
  },
  "details": "An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.",
  "id": "GHSA-2hh5-jxwx-3pwr",
  "modified": "2022-05-13T01:50:54Z",
  "published": "2022-05-13T01:50:54Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-19962"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT"
    },
    {
      "type": "WEB",
      "url": "https://support.citrix.com/article/CTX239432"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2019/dsa-4369"
    },
    {
      "type": "WEB",
      "url": "https://xenbits.xen.org/xsa/advisory-275.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/106182"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2018-19962

Vulnerability from cvelistv5

Published

2018-12-08 04:00

Modified

2024-08-05 11:51

Severity ?

Summary

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

References

▼	URL	Tags
	https://support.citrix.com/article/CTX239432	x_refsource_CONFIRM
	https://www.debian.org/security/2019/dsa-4369	vendor-advisory, x_refsource_DEBIAN
	http://www.securityfocus.com/bid/106182	vdb-entry, x_refsource_BID
	https://xenbits.xen.org/xsa/advisory-275.html	x_refsource_MISC
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html	vendor-advisory, x_refsource_SUSE
	https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html	mailing-list, x_refsource_MLIST

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

To clipboard

{
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        "references": [
          {
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              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.citrix.com/article/CTX239432"
          },
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            "name": "DSA-4369",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2019/dsa-4369"
          },
          {
            "name": "106182",
            "tags": [
              "vdb-entry",
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            ],
            "url": "http://www.securityfocus.com/bid/106182"
          },
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            ],
            "url": "https://xenbits.xen.org/xsa/advisory-275.html"
          },
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          },
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          },
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          }
        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
      "affected": [
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      "providerMetadata": {
        "dateUpdated": "2019-10-08T14:06:09",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
      "references": [
        {
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          ],
          "url": "https://support.citrix.com/article/CTX239432"
        },
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        },
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          "tags": [
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            "x_refsource_BID"
          ],
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        },
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            "x_refsource_MISC"
          ],
          "url": "https://xenbits.xen.org/xsa/advisory-275.html"
        },
        {
          "name": "FEDORA-2019-bce6498890",
          "tags": [
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            "x_refsource_FEDORA"
          ],
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        },
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          "tags": [
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          ],
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        },
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          "name": "[debian-lts-announce] 20191008 [SECURITY] [DLA 1949-1] xen security update",
          "tags": [
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          ],
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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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