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CVE-2018-6485 (GCVE-0-2018-6485)

Vulnerability from cvelistv5 – Published: 2018-02-01 14:00 – Updated: 2024-08-05 06:01
VLAI
Summary
An integer overflow in the implementation of the posix_memalign in memalign functions in the GNU C Library (aka glibc or libc6) 2.26 and earlier could cause these functions to return a pointer to a heap area that is too small, potentially leading to heap corruption.
Severity
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
URL Tags
https://sourceware.org/bugzilla/show_bug.cgi?id=22343 x_refsource_CONFIRM
http://www.securityfocus.com/bid/102912 vdb-entryx_refsource_BID
http://bugs.debian.org/878159 x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:3092 vendor-advisoryx_refsource_REDHAT
https://security.netapp.com/advisory/ntap-2019040… x_refsource_CONFIRM
https://www.oracle.com/technetwork/security-advis… x_refsource_MISC
https://access.redhat.com/errata/RHBA-2019:0327 vendor-advisoryx_refsource_REDHAT
https://usn.ubuntu.com/4218-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4416-1/ vendor-advisoryx_refsource_UBUNTU
Date Public
2018-02-01 00:00
Show details on NVD website
To clipboard 

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rg/878159\",\"source\":\"cve@mitre.org\",\"tags\":[\"Issue 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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-01-13T21:25:05+00:00",
      "cve": "CVE-2018-6485",
      "id": "CVE-2018-6485",
      "initial_release_date": "2018-01-01T00:00:00+00:00",
      "product_status:fixed": "600",
      "product_status:known_affected": "14",
      "product_status:known_not_affected": "215",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "glibc: Integer overflow in posix_memalign in memalign functions",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-6485.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-31T08:49:06Z",
      "cve": "CVE-2018-6485",
      "id": "CVE-2018-6485",
      "initial_release_date": "2023-02-15T04:30:25Z",
      "product_status:known_affected": "382",
      "product_status:known_not_affected": "260",
      "product_status:recommended": "1258",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-6485",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-6485.json",
      "version": "59"
    }
  }
}



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Taxonomy of the tags.





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.