CERTFR-2026-AVI-0716

Vulnerability from certfr_avis - Published: 2026-06-10 - Updated: 2026-06-12

De multiples vulnérabilités ont été découvertes dans FreeBSD. Elles permettent à un attaquant de provoquer une élévation de privilèges.

Solutions

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

Impacted products
Vendor Product Description
FreeBSD FreeBSD FreeBSD branche 14.4 versions antérieures à 14.4-n273719
FreeBSD FreeBSD FreeBSD branche 14.3 versions antérieures à 14.3-n271519
FreeBSD FreeBSD FreeBSD branche 14 versions antérieures à 14-n274315
FreeBSD FreeBSD FreeBSD branche 15 versions antérieures à 15-n283886
FreeBSD FreeBSD FreeBSD branche 15.1 versions antérieures à 15.1-n283555
FreeBSD FreeBSD FreeBSD branche 15.0 versions antérieures à 15.0-n281057
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "FreeBSD branche 14.4 versions ant\u00e9rieures \u00e0 14.4-n273719",
      "product": {
        "name": "FreeBSD",
        "vendor": {
          "name": "FreeBSD",
          "scada": false
        }
      }
    },
    {
      "description": "FreeBSD branche 14.3 versions ant\u00e9rieures \u00e0 14.3-n271519",
      "product": {
        "name": "FreeBSD",
        "vendor": {
          "name": "FreeBSD",
          "scada": false
        }
      }
    },
    {
      "description": "FreeBSD branche 14 versions ant\u00e9rieures \u00e0 14-n274315",
      "product": {
        "name": "FreeBSD",
        "vendor": {
          "name": "FreeBSD",
          "scada": false
        }
      }
    },
    {
      "description": "FreeBSD branche 15 versions ant\u00e9rieures \u00e0 15-n283886",
      "product": {
        "name": "FreeBSD",
        "vendor": {
          "name": "FreeBSD",
          "scada": false
        }
      }
    },
    {
      "description": "FreeBSD branche 15.1 versions ant\u00e9rieures \u00e0 15.1-n283555",
      "product": {
        "name": "FreeBSD",
        "vendor": {
          "name": "FreeBSD",
          "scada": false
        }
      }
    },
    {
      "description": "FreeBSD branche 15.0 versions ant\u00e9rieures \u00e0 15.0-n281057",
      "product": {
        "name": "FreeBSD",
        "vendor": {
          "name": "FreeBSD",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-45257",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-45257"
    },
    {
      "name": "CVE-2026-49413",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-49413"
    }
  ],
  "initial_release_date": "2026-06-10T00:00:00",
  "last_revision_date": "2026-06-12T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-0716",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-06-10T00:00:00.000000"
    },
    {
      "description": "Ajout du bulletin de s\u00e9curit\u00e9 FreeBSD FreeBSD-SA-26:26 du 9 juin 2026.",
      "revision_date": "2026-06-12T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "\u00c9l\u00e9vation de privil\u00e8ges"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans FreeBSD. Elles permettent \u00e0 un attaquant de provoquer une \u00e9l\u00e9vation de privil\u00e8ges.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans FreeBSD",
  "vendor_advisories": [
    {
      "published_at": "2026-06-09",
      "title": "Bulletin de s\u00e9curit\u00e9 FreeBSD FreeBSD-SA-26:26",
      "url": "https://www.freebsd.org/security/advisories/FreeBSD-SA-26:26.ktls.asc"
    },
    {
      "published_at": "2026-06-09",
      "title": "Bulletin de s\u00e9curit\u00e9 FreeBSD FreeBSD-SA-26:30",
      "url": "https://www.freebsd.org/security/advisories/FreeBSD-SA-26:30.linux.asc"
    }
  ]
}


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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

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.