UBUNTU-CVE-2012-0839

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    UBUNTU-CVE-2012-0839

    Published: 8 Feb 2012Last Modified: 16 Jul 2025
    Upstream:
    CVE-2012-0839

    Summary:

    Details: OCaml 3.12.1 and earlier computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.

    References: https://ubuntu.com/security/CVE-2012-0839, http://www.ocert.org/advisories/ocert-2011-003.html, http://www.nruns.com/_downloads/advisory28122011.pdf, http://www.mail-archive.com/[email protected]/msg01477.html, http://openwall.com/lists/oss-security/2012/02/07/1, https://www.cve.org/CVERecord?id=CVE-2012-0839

    Affected packages

    Package

    Name: ocaml

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.01.0-3ubuntu3

    Affected versions

    3.12.1-4ubuntu1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High