github - ghsa-pqrp-hrrg-q69p

GHSA-PQRP-HRRG-Q69P

Vulnerability from github – Published: 2022-05-24 17:13 – Updated: 2022-05-24 17:13

Details

A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest.

Show details on source website

JSON

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  "affected": [],
  "aliases": [
    "CVE-2020-2732"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-04-08T22:15:00Z",
    "severity": "LOW"
  },
  "details": "A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest.",
  "id": "GHSA-pqrp-hrrg-q69p",
  "modified": "2022-05-24T17:13:58Z",
  "published": "2022-05-24T17:13:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-2732"
    },
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      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1805135"
    },
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}

CVE-2020-2732 (GCVE-0-2020-2732)

Vulnerability from cvelistv5 – Published: 2020-04-08 21:10 – Updated: 2024-09-30 15:47

Summary

Severity ?

5.8 (Medium)


                        
                          CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

CWE

Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise Linux server. Successful attacks of this vulnerability can result in authorized ability to cause a hang or frequently repeatable crash (complete DOS) of Linux Server.

Assigner

oracle

References

URL

Tags

	https://www.openwall.com/lists/oss-security/2020/…	x_refsource_MISC
	https://www.spinics.net/lists/kvm/msg208259.html	x_refsource_MISC
	https://git.kernel.org/linus/07721feee46b4b248402…	x_refsource_MISC
	https://git.kernel.org/linus/35a571346a94fb93b5b3…	x_refsource_MISC
	https://git.kernel.org/linus/e71237d3ff1abf9f3388…	x_refsource_MISC
	https://bugzilla.redhat.com/show_bug.cgi?id=1805135	x_refsource_MISC
	https://linux.oracle.com/errata/ELSA-2020-5540.html	x_refsource_MISC
	https://linux.oracle.com/errata/ELSA-2020-5542.html	x_refsource_MISC
	https://linux.oracle.com/errata/ELSA-2020-5543.html	x_refsource_MISC
	https://www.debian.org/security/2020/dsa-4667	vendor-advisoryx_refsource_DEBIAN
	https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
	https://www.debian.org/security/2020/dsa-4698	vendor-advisoryx_refsource_DEBIAN

Impacted products

	Vendor	Product	Version
	Oracle Corporation	Oracle Linux	Affected: 7 Affected: 6

Show details on NVD website

JSON

To clipboard

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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-PQRP-HRRG-Q69P

CVE-2020-2732 (GCVE-0-2020-2732)

Tags

Sightings

Nomenclature