CERTFR-2021-AVI-407

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été découvertes dans le noyau Linux de Red Hat. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, un déni de service à distance 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
Red Hat Red Hat CodeReady Linux Builder Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.1 x86_64
Red Hat Red Hat Enterprise Linux Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.1 aarch64
Red Hat Red Hat Enterprise Linux Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64
Red Hat Red Hat CodeReady Linux Builder Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 8.1 ppc64le
Red Hat N/A Red Hat JBoss Data Grid Text-Only Advisories x86_6
Red Hat Red Hat Enterprise Linux Server Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.1 x86_64
Red Hat Red Hat CodeReady Linux Builder Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.1 aarch64
Red Hat Red Hat Enterprise Linux Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.1 s390x
Red Hat Red Hat Enterprise Linux Server Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.1 ppc64le
Red Hat Red Hat Enterprise Linux Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 ppc64le
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.1 x86_64",
      "product": {
        "name": "Red Hat CodeReady Linux Builder",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.1 aarch64",
      "product": {
        "name": "Red Hat Enterprise Linux",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64",
      "product": {
        "name": "Red Hat Enterprise Linux",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 8.1 ppc64le",
      "product": {
        "name": "Red Hat CodeReady Linux Builder",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat JBoss Data Grid Text-Only Advisories x86_6",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.1 x86_64",
      "product": {
        "name": "Red Hat Enterprise Linux Server",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.1 aarch64",
      "product": {
        "name": "Red Hat CodeReady Linux Builder",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.1 s390x",
      "product": {
        "name": "Red Hat Enterprise Linux",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.1 ppc64le",
      "product": {
        "name": "Red Hat Enterprise Linux Server",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 ppc64le",
      "product": {
        "name": "Red Hat Enterprise Linux",
        "vendor": {
          "name": "Red Hat",
          "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-2021-21343",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21343"
    },
    {
      "name": "CVE-2021-21409",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21409"
    },
    {
      "name": "CVE-2021-21348",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21348"
    },
    {
      "name": "CVE-2020-26258",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-26258"
    },
    {
      "name": "CVE-2020-0466",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-0466"
    },
    {
      "name": "CVE-2021-21344",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21344"
    },
    {
      "name": "CVE-2020-26259",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-26259"
    },
    {
      "name": "CVE-2021-21341",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21341"
    },
    {
      "name": "CVE-2020-10771",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-10771"
    },
    {
      "name": "CVE-2021-21347",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21347"
    },
    {
      "name": "CVE-2021-21295",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21295"
    },
    {
      "name": "CVE-2021-21346",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21346"
    },
    {
      "name": "CVE-2021-21351",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21351"
    },
    {
      "name": "CVE-2021-21345",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21345"
    },
    {
      "name": "CVE-2020-12362",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-12362"
    },
    {
      "name": "CVE-2021-3347",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-3347"
    },
    {
      "name": "CVE-2020-28374",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-28374"
    },
    {
      "name": "CVE-2021-21349",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21349"
    },
    {
      "name": "CVE-2021-31917",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31917"
    },
    {
      "name": "CVE-2021-21290",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21290"
    },
    {
      "name": "CVE-2021-21342",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21342"
    },
    {
      "name": "CVE-2021-21350",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-21350"
    }
  ],
  "links": [],
  "reference": "CERTFR-2021-AVI-407",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2021-05-27T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Injection de requ\u00eates ill\u00e9gitimes par rebond (CSRF)"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
    },
    {
      "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 le noyau Linux de\nRed Hat. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nune ex\u00e9cution de code arbitraire \u00e0 distance, un d\u00e9ni de service \u00e0\ndistance et un contournement de la politique de s\u00e9curit\u00e9.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux de Red Hat",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2021:2139 du 26 mai 2021",
      "url": "https://access.redhat.com/errata/RHSA-2021:2139"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2021:2106 du 25 mai 2021",
      "url": "https://access.redhat.com/errata/RHSA-2021:2106"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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