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FKIE_CVE-2015-8920

Vulnerability from fkie_nvd - Published: 2016-09-20 14:15 - Updated: 2026-06-17 00:35
Severity
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
The _ar_read_header function in archive_read_support_format_ar.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds stack read) via a crafted ar file.
References
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.htmlThird Party Advisory
cve@mitre.orghttp://rhn.redhat.com/errata/RHSA-2016-1844.html
cve@mitre.orghttp://rhn.redhat.com/errata/RHSA-2016-1850.html
cve@mitre.orghttp://www.debian.org/security/2016/dsa-3657
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2016/06/17/2Third Party Advisory
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2016/06/17/5Third Party Advisory
cve@mitre.orghttp://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
cve@mitre.orghttp://www.securityfocus.com/bid/91301
cve@mitre.orghttp://www.ubuntu.com/usn/USN-3033-1Third Party Advisory
cve@mitre.orghttps://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.htmlThird Party Advisory
cve@mitre.orghttps://github.com/libarchive/libarchive/issues/511
cve@mitre.orghttps://security.gentoo.org/glsa/201701-03
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-1844.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-1850.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3657
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/06/17/2Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/06/17/5Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/91301
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-3033-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/libarchive/libarchive/issues/511
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201701-03
Impacted products
Vendor Product Version
novell suse_linux_enterprise_software_development_kit 12.0
novell suse_linux_enterprise_desktop 12.0
novell suse_linux_enterprise_server 12.0
canonical ubuntu_linux 12.04
canonical ubuntu_linux 14.04
canonical ubuntu_linux 15.10
canonical ubuntu_linux 16.04
libarchive libarchive *
To clipboard 

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    },
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      "lang": "es",
      "value": "La funci\u00f3n lha_ar_read_header en archive_read_support_format_ar.c en libarchive en versiones anteriores a 3.2.0 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (lectura de pila fuera de rango) a trav\u00e9s de un archivo ar manipulado."
    }
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  "id": "CVE-2015-8920",
  "lastModified": "2026-06-17T00:35:28.873",
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          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
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          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
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        "exploitabilityScore": 8.6,
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}



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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.
  • 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.


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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.