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CVE-2018-14679 (GCVE-0-2018-14679)

Vulnerability from cvelistv5 – Published: 2018-07-28 23:00 – Updated: 2024-08-05 09:38
VLAI
Summary
An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).
CWE
  • n/a
References
URL Tags
https://usn.ubuntu.com/3728-3/ vendor-advisoryx_refsource_UBUNTU
https://www.debian.org/security/2018/dsa-4260 vendor-advisoryx_refsource_DEBIAN
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://github.com/kyz/libmspack/commit/72e70a921… x_refsource_MISC
https://bugs.debian.org/904802 x_refsource_MISC
http://www.openwall.com/lists/oss-security/2018/07/26/1 x_refsource_MISC
https://access.redhat.com/errata/RHSA-2018:3505 vendor-advisoryx_refsource_REDHAT
https://usn.ubuntu.com/3789-2/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3728-2/ vendor-advisoryx_refsource_UBUNTU
http://www.securitytracker.com/id/1041410 vdb-entryx_refsource_SECTRACK
https://usn.ubuntu.com/3728-1/ vendor-advisoryx_refsource_UBUNTU
https://access.redhat.com/errata/RHSA-2018:3327 vendor-advisoryx_refsource_REDHAT
https://security.gentoo.org/glsa/201903-20 vendor-advisoryx_refsource_GENTOO
Date Public
2018-07-28 00:00
Show details on NVD website

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      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-193\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2018-14679\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2018-07-28T23:29:00.250\",\"lastModified\":\"2024-11-21T03:49:34.277\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).\"},{\"lang\":\"es\",\"value\":\"Se ha descubierto un problema en mspack/chmd.c en libmspack en versiones anteriores a la 0.7alpha.  Hay un error por un paso en las comprobaciones de validez de los n\u00fameros de chunk de CHM PMGI/PMGL que podr\u00eda conducir a una denegaci\u00f3n de servicio (referencia de datos no inicializados y cierre inesperado de la 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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T16:05:06+00:00",
      "cve": "CVE-2018-14679",
      "id": "CVE-2018-14679",
      "initial_release_date": "2018-05-12T00:00:00+00:00",
      "product_status:fixed": "117",
      "product_status:known_not_affected": "3",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libmspack: off-by-one error in the CHM PMGI/PMGL chunk number validity checks",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-14679.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "low",
      "current_release_date": "2026-09-02T02:40:35Z",
      "cve": "CVE-2018-14679",
      "id": "CVE-2018-14679",
      "initial_release_date": "2023-02-15T04:25:09Z",
      "product_status:known_affected": "44",
      "product_status:recommended": "399",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-14679",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-14679.json",
      "version": "38"
    }
  }
}



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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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  • 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.
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