fkie_cve-2021-4147
Vulnerability from fkie_nvd
Published
2022-03-25 19:15
Modified
2024-11-21 06:37
Severity ?
6.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Summary
A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2034195Issue Tracking, Patch, Vendor Advisory
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2024/04/msg00000.html
secalert@redhat.comhttps://security.netapp.com/advisory/ntap-20220513-0004/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2034195Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20220513-0004/Third Party Advisory
Impacted products
Vendor Product Version
redhat libvirt *
fedoraproject fedora 35
netapp ontap_select_deploy_administration_utility -


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "DEBF2F3F-7EE0-4F7A-8D57-5097E633B205",
                     versionEndExcluding: "2.33.0",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
                     matchCriteriaId: "80E516C0-98A4-4ADE-B69F-66A772E2BAAA",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*",
                     matchCriteriaId: "E7CF3019-975D-40BB-A8A4-894E62BD3797",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition.",
      },
      {
         lang: "es",
         value: "Se ha encontrado un fallo en el controlador libvirt libxl. Un huésped malicioso podría reiniciarse continuamente y causar que libvirtd en el host cerrarse o bloquearse, resultando en una condición de denegación de servicio",
      },
   ],
   id: "CVE-2021-4147",
   lastModified: "2024-11-21T06:37:00.193",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "LOW",
               accessVector: "LOCAL",
               authentication: "NONE",
               availabilityImpact: "COMPLETE",
               baseScore: 4.9,
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               vectorString: "AV:L/AC:L/Au:N/C:N/I:N/A:C",
               version: "2.0",
            },
            exploitabilityScore: 3.9,
            impactScore: 6.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "LOCAL",
               availabilityImpact: "HIGH",
               baseScore: 6.5,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "LOW",
               scope: "CHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
               version: "3.1",
            },
            exploitabilityScore: 2,
            impactScore: 4,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2022-03-25T19:15:09.643",
   references: [
      {
         source: "secalert@redhat.com",
         tags: [
            "Issue Tracking",
            "Patch",
            "Vendor Advisory",
         ],
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=2034195",
      },
      {
         source: "secalert@redhat.com",
         url: "https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://security.netapp.com/advisory/ntap-20220513-0004/",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Issue Tracking",
            "Patch",
            "Vendor Advisory",
         ],
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=2034195",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://security.netapp.com/advisory/ntap-20220513-0004/",
      },
   ],
   sourceIdentifier: "secalert@redhat.com",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-667",
            },
         ],
         source: "secalert@redhat.com",
         type: "Secondary",
      },
      {
         description: [
            {
               lang: "en",
               value: "CWE-667",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




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.