WID-SEC-W-2026-2710

Vulnerability from csaf_certbund - Published: 2026-08-09 22:00 - Updated: 2026-08-31 22:00
Summary
libarchive: Schwachstelle ermöglicht Denial of Service
Severity
Mittel
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: libarchive ist eine C Bibliothek und ein Kommandozeilen-Tool zum Lesen und Bearbeiten von tar, cpio, zip, ISO und anderen Formaten.
Angriff: Ein entfernter, anonymer Angreifer kann eine Schwachstelle in libarchive ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme: - Linux - UNIX - Windows
CVE-2026-14164
Affected products
Product Identifier Version Remediation
Oracle Linux
Oracle
 cpe:/o:oracle:linux:- —
Red Hat Enterprise Linux 9.6 Extended Update Support
Red Hat / Enterprise Linux
 cpe:/o:redhat:enterprise_linux:9.6_extended_update_support 9.6 Extended Update Support
Red Hat OpenShift Container Platform
Red Hat / OpenShift
 cpe:/a:redhat:openshift:container_platform Container Platform
Open Source libarchive
Open Source
 cpe:/a:libarchive:libarchive:- —
Debian Linux
Debian
 cpe:/o:debian:debian_linux:- —
RESF Rocky Linux
RESF
 cpe:/o:resf:rocky_linux:- —
Red Hat Enterprise Linux
Red Hat / Enterprise Linux
 cpe:/o:redhat:enterprise_linux:- —
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "libarchive ist eine C Bibliothek und ein Kommandozeilen-Tool zum Lesen und Bearbeiten von tar, cpio, zip, ISO und anderen Formaten.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in libarchive ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-2710 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2710.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-2710 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2710"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:52674 vom 2026-08-09",
        "url": "https://access.redhat.com/errata/RHSA-2026:52674"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:52675 vom 2026-08-09",
        "url": "https://access.redhat.com/errata/RHSA-2026:52675"
      },
      {
        "category": "external",
        "summary": "GitHub Issue #3069 mit PoC",
        "url": "https://github.com/libarchive/libarchive/issues/3069"
      },
      {
        "category": "external",
        "summary": "NIST CVE-2026-14164",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-14164"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2026-52674 vom 2026-08-11",
        "url": "https://linux.oracle.com/errata/ELSA-2026-52674.html"
      },
      {
        "category": "external",
        "summary": "Rocky Linux Security Advisory RLSA-2026:52675 vom 2026-08-11",
        "url": "https://errata.build.resf.org/RLSA-2026:52675"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:54387 vom 2026-08-12",
        "url": "https://access.redhat.com/errata/RHSA-2026:54387"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:54760 vom 2026-08-13",
        "url": "https://access.redhat.com/errata/RHSA-2026:54760"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:54769 vom 2026-08-18",
        "url": "https://access.redhat.com/errata/RHSA-2026:54769"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:56954 vom 2026-08-19",
        "url": "https://access.redhat.com/errata/RHSA-2026:56954"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:58573 vom 2026-08-24",
        "url": "https://access.redhat.com/errata/RHSA-2026:58573"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:58574 vom 2026-08-24",
        "url": "https://access.redhat.com/errata/RHSA-2026:58574"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:58558 vom 2026-08-24",
        "url": "https://access.redhat.com/errata/RHSA-2026:58558"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-4762 vom 2026-08-31",
        "url": "https://lists.debian.org/debian-lts-announce/2026/08/msg00053.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:61783 vom 2026-09-01",
        "url": "https://access.redhat.com/errata/RHSA-2026:61783"
      }
    ],
    "source_lang": "en-US",
    "title": "libarchive: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2026-08-31T22:00:00.000+00:00",
      "generator": {
        "date": "2026-09-01T08:06:42.524+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-2710",
      "initial_release_date": "2026-08-09T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-08-09T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-08-11T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Oracle Linux und Rocky Enterprise Software Foundation aufgenommen"
        },
        {
          "date": "2026-08-12T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-08-13T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-08-18T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-08-19T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-08-23T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-08-30T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2026-08-31T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "9"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Debian Linux",
            "product": {
              "name": "Debian Linux",
              "product_id": "2951",
              "product_identification_helper": {
                "cpe": "cpe:/o:debian:debian_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Debian"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source libarchive",
            "product": {
              "name": "Open Source libarchive",
              "product_id": "T057768",
              "product_identification_helper": {
                "cpe": "cpe:/a:libarchive:libarchive:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Oracle Linux",
            "product": {
              "name": "Oracle Linux",
              "product_id": "T056236",
              "product_identification_helper": {
                "cpe": "cpe:/o:oracle:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Oracle"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "RESF Rocky Linux",
            "product": {
              "name": "RESF Rocky Linux",
              "product_id": "T054581",
              "product_identification_helper": {
                "cpe": "cpe:/o:resf:rocky_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "RESF"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux",
                "product": {
                  "name": "Red Hat Enterprise Linux",
                  "product_id": "67646",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:-"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "9.6 Extended Update Support",
                "product": {
                  "name": "Red Hat Enterprise Linux 9.6 Extended Update Support",
                  "product_id": "T058514",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:9.6_extended_update_support"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Enterprise Linux"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "Container Platform",
                "product": {
                  "name": "Red Hat OpenShift Container Platform",
                  "product_id": "T040130",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:container_platform"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "OpenShift"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-14164",
      "product_status": {
        "known_affected": [
          "T056236",
          "T058514",
          "T040130",
          "T057768",
          "2951",
          "T054581",
          "67646"
        ]
      },
      "release_date": "2026-08-09T22:00:00.000+00:00",
      "title": "CVE-2026-14164"
    }
  ]
}



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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.
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  • 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.



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