github - ghsa-7w7p-f566-6r85

ghsa-7w7p-f566-6r85

Vulnerability from github

Published

2022-05-14 02:09

Modified

2022-05-14 02:09

Details

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.

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{
  "affected": [],
  "aliases": [
    "CVE-2014-7155"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2014-10-02T14:55:00Z",
    "severity": "MODERATE"
  },
  "details": "The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.",
  "id": "GHSA-7w7p-f566-6r85",
  "modified": "2022-05-14T02:09:44Z",
  "published": "2022-05-14T02:09:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2014-7155"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/61858"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/61890"
    },
    {
      "type": "WEB",
      "url": "http://security.gentoo.org/glsa/glsa-201412-42.xml"
    },
    {
      "type": "WEB",
      "url": "http://support.citrix.com/article/CTX200218"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2014/dsa-3041"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/70057"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1030888"
    },
    {
      "type": "WEB",
      "url": "http://xenbits.xen.org/xsa/advisory-105.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

cve-2014-7155

Vulnerability from cvelistv5

Published

2014-10-02 14:00

Modified

2024-08-06 12:40

Severity ?

Summary

References

▼	URL	Tags
	http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html	vendor-advisory, x_refsource_SUSE
	http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html	vendor-advisory, x_refsource_SUSE
	http://xenbits.xen.org/xsa/advisory-105.html	x_refsource_CONFIRM
	http://support.citrix.com/article/CTX200218	x_refsource_CONFIRM
	http://www.securitytracker.com/id/1030888	vdb-entry, x_refsource_SECTRACK
	http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html	vendor-advisory, x_refsource_FEDORA
	http://www.debian.org/security/2014/dsa-3041	vendor-advisory, x_refsource_DEBIAN
	http://secunia.com/advisories/61858	third-party-advisory, x_refsource_SECUNIA
	http://secunia.com/advisories/61890	third-party-advisory, x_refsource_SECUNIA
	http://security.gentoo.org/glsa/glsa-201412-42.xml	vendor-advisory, x_refsource_GENTOO
	http://www.securityfocus.com/bid/70057	vdb-entry, x_refsource_BID

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

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{
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          },
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            "url": "http://support.citrix.com/article/CTX200218"
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          {
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            "tags": [
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              "x_transferred"
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              "third-party-advisory",
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            "tags": [
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            "tags": [
              "vendor-advisory",
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              "x_transferred"
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          },
          {
            "name": "70057",
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        ],
        "title": "CVE Program Container"
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    "cna": {
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        },
        {
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            "x_refsource_CONFIRM"
          ],
          "url": "http://support.citrix.com/article/CTX200218"
        },
        {
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            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1030888"
        },
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          "tags": [
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          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html"
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        {
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          "tags": [
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          ],
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        },
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          "tags": [
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          ],
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        },
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          "tags": [
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          ],
          "url": "http://secunia.com/advisories/61890"
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          "tags": [
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          "url": "http://security.gentoo.org/glsa/glsa-201412-42.xml"
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            "x_refsource_BID"
          ],
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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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