CERTFR-2022-AVI-974

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été découvertes dans Xen. Certaines d'entre elles permettent à un attaquant de provoquer un déni de service, un contournement de la politique de sécurité et une atteinte à la confidentialité des données.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None
Impacted products
Vendor Product Description
XEN Xen Xen toutes versions sans le dernier correctif de sécurité
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Xen toutes versions sans le dernier correctif de s\u00e9curit\u00e9",
      "product": {
        "name": "Xen",
        "vendor": {
          "name": "XEN",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": null,
  "content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
  "cves": [
    {
      "name": "CVE-2022-42318",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42318"
    },
    {
      "name": "CVE-2022-42321",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42321"
    },
    {
      "name": "CVE-2022-42325",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42325"
    },
    {
      "name": "CVE-2022-42326",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42326"
    },
    {
      "name": "CVE-2022-42327",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42327"
    },
    {
      "name": "CVE-2022-42316",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42316"
    },
    {
      "name": "CVE-2022-42324",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42324"
    },
    {
      "name": "CVE-2022-42313",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42313"
    },
    {
      "name": "CVE-2022-42317",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42317"
    },
    {
      "name": "CVE-2022-42310",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42310"
    },
    {
      "name": "CVE-2022-42314",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42314"
    },
    {
      "name": "CVE-2022-42323",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42323"
    },
    {
      "name": "CVE-2022-42312",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42312"
    },
    {
      "name": "CVE-2022-42322",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42322"
    },
    {
      "name": "CVE-2022-42319",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42319"
    },
    {
      "name": "CVE-2022-42309",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42309"
    },
    {
      "name": "CVE-2022-42311",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42311"
    },
    {
      "name": "CVE-2022-42315",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42315"
    },
    {
      "name": "CVE-2022-42320",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-42320"
    }
  ],
  "links": [],
  "reference": "CERTFR-2022-AVI-974",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2022-11-02T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    },
    {
      "description": "\u00c9l\u00e9vation de privil\u00e8ges"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Xen. Certaines\nd\u0027entre elles permettent \u00e0 un attaquant de provoquer un d\u00e9ni de service,\nun contournement de la politique de s\u00e9curit\u00e9 et une atteinte \u00e0 la\nconfidentialit\u00e9 des donn\u00e9es.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans Xen",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 414 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-414.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 415 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-415.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 420 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-420.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 419 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-419.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 416 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-416.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 421 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-421.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 326 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-326.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 418 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-418.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 412 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-412.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 417 du 01 novembre 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-417.html"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Detection rules are retrieved from Rulezet.