CERTFR-2020-AVI-786

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été découvertes dans le noyau Linux d'Ubuntu. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire, un déni de service et un contournement de la politique de sécurité.

Solution

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

None
Impacted products
Vendor Product Description
Ubuntu Ubuntu Ubuntu 16.04 LTS (Xenial Xerus)
Ubuntu Ubuntu Ubuntu 14.04 ESM (Trusty Tahr)
Ubuntu Ubuntu Ubuntu 20.04 LTS (Focal Fossa)
Ubuntu Ubuntu Ubuntu 12.04 ESM (Precise Pangolin)
Ubuntu Ubuntu Ubuntu 18.04 LTS (Bionic Beaver)
Ubuntu Ubuntu Ubuntu 20.10 (Groovy Gorilla)
Ubuntu Ubuntu Ubuntu 21.04 (Hirsute Hippo)
References

Show details on source website
To clipboard 

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Ubuntu 16.04 LTS (Xenial Xerus)",
      "product": {
        "name": "Ubuntu",
        "vendor": {
          "name": "Ubuntu",
          "scada": false
        }
      }
    },
    {
      "description": "Ubuntu 14.04 ESM (Trusty Tahr)",
      "product": {
        "name": "Ubuntu",
        "vendor": {
          "name": "Ubuntu",
          "scada": false
        }
      }
    },
    {
      "description": "Ubuntu 20.04 LTS (Focal Fossa)",
      "product": {
        "name": "Ubuntu",
        "vendor": {
          "name": "Ubuntu",
          "scada": false
        }
      }
    },
    {
      "description": "Ubuntu 12.04 ESM (Precise Pangolin)",
      "product": {
        "name": "Ubuntu",
        "vendor": {
          "name": "Ubuntu",
          "scada": false
        }
      }
    },
    {
      "description": "Ubuntu 18.04 LTS (Bionic Beaver)",
      "product": {
        "name": "Ubuntu",
        "vendor": {
          "name": "Ubuntu",
          "scada": false
        }
      }
    },
    {
      "description": "Ubuntu 20.10 (Groovy Gorilla)",
      "product": {
        "name": "Ubuntu",
        "vendor": {
          "name": "Ubuntu",
          "scada": false
        }
      }
    },
    {
      "description": "Ubuntu 21.04 (Hirsute Hippo)",
      "product": {
        "name": "Ubuntu",
        "vendor": {
          "name": "Ubuntu",
          "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-2020-14390",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-14390"
    },
    {
      "name": "CVE-2020-28915",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-28915"
    },
    {
      "name": "CVE-2020-27152",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-27152"
    },
    {
      "name": "CVE-2020-4788",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-4788"
    },
    {
      "name": "CVE-2020-25284",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25284"
    },
    {
      "name": "CVE-2020-25705",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25705"
    },
    {
      "name": "CVE-2020-12352",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-12352"
    },
    {
      "name": "CVE-2020-25211",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25211"
    },
    {
      "name": "CVE-2020-14351",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-14351"
    },
    {
      "name": "CVE-2020-10135",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-10135"
    },
    {
      "name": "CVE-2020-25643",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25643"
    },
    {
      "name": "CVE-2020-25645",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25645"
    },
    {
      "name": "CVE-2020-0423",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-0423"
    },
    {
      "name": "CVE-2020-0427",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-0427"
    }
  ],
  "links": [],
  "reference": "CERTFR-2020-AVI-786",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2020-12-02T00:00:00.000000"
    },
    {
      "description": "Ajout du bulletin de s\u00e9curit\u00e9 USN-4660-1 du 3 d\u00e9cembre 2020",
      "revision_date": "2020-12-03T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Ex\u00e9cution de code arbitraire"
    },
    {
      "description": "D\u00e9ni de service"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux\nd\u0027Ubuntu. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nune ex\u00e9cution de code arbitraire, un d\u00e9ni de service et un contournement\nde la politique de s\u00e9curit\u00e9.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux d\u0027Ubuntu",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4658-1 du 2 d\u00e9cembre 2020",
      "url": "https://ubuntu.com/security/notices/USN-4658-1"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4657-1 du 2 d\u00e9cembre 2020",
      "url": "https://ubuntu.com/security/notices/USN-4657-1"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4660-1 du 3 d\u00e9cembre 2020",
      "url": "https://ubuntu.com/security/notices/USN-4660-1"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4659-1 du 2 d\u00e9cembre 2020",
      "url": "https://ubuntu.com/security/notices/USN-4659-1"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

Author Source Type Date Other

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.