github - ghsa-vx6h-cqmq-qj84

ghsa-vx6h-cqmq-qj84

Vulnerability from github

Published

2022-05-13 01:49

Modified

2022-05-13 01:49

Severity ?

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

Details

In arch/x86/kvm/vmx.c in the Linux kernel before 4.17.2, when nested virtualization is used, local attackers could cause L1 KVM guests to VMEXIT, potentially allowing privilege escalations and denial of service attacks due to lack of checking of CPL.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-12904"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-06-27T11:29:00Z",
    "severity": "MODERATE"
  },
  "details": "In arch/x86/kvm/vmx.c in the Linux kernel before 4.17.2, when nested virtualization is used, local attackers could cause L1 KVM guests to VMEXIT, potentially allowing privilege escalations and denial of service attacks due to lack of checking of CPL.",
  "id": "GHSA-vx6h-cqmq-qj84",
  "modified": "2022-05-13T01:49:41Z",
  "published": "2022-05-13T01:49:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-12904"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/727ba748e110b4de50d142edca9d6a9b7e6111d8"
    },
    {
      "type": "WEB",
      "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1589"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3752-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3752-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3752-3"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/44944"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=727ba748e110b4de50d142edca9d6a9b7e6111d8"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    }
  ]
}

cve-2018-12904

Vulnerability from cvelistv5

Published

2018-06-27 11:00

Modified

2024-08-05 08:45

Severity ?

Summary

References

▼	URL	Tags
	https://usn.ubuntu.com/3752-2/	vendor-advisory, x_refsource_UBUNTU
	https://github.com/torvalds/linux/commit/727ba748e110b4de50d142edca9d6a9b7e6111d8	x_refsource_MISC
	https://usn.ubuntu.com/3752-3/	vendor-advisory, x_refsource_UBUNTU
	https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.2	x_refsource_MISC
	https://bugs.chromium.org/p/project-zero/issues/detail?id=1589	x_refsource_MISC
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=727ba748e110b4de50d142edca9d6a9b7e6111d8	x_refsource_MISC
	https://usn.ubuntu.com/3752-1/	vendor-advisory, x_refsource_UBUNTU
	https://www.exploit-db.com/exploits/44944/	exploit, x_refsource_EXPLOIT-DB

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

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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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