UBUNTU-CVE-2015-5523

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    UBUNTU-CVE-2015-5523

    Published: 16 Jul 2015Last Modified: 22 Apr 2026
    Upstream:
    CVE-2015-5523
    Aliases:
    USN-2695-1

    Summary:

    Details: The ParseValue function in lexer.c in tidy before 4.9.31 allows remote attackers to cause a denial of service (crash) via vectors involving multiple whitespace characters before an empty href, which triggers a large memory allocation.

    References: https://ubuntu.com/security/CVE-2015-5523, http://www.openwall.com/lists/oss-security/2015/06/04/2, https://ubuntu.com/security/notices/USN-2695-1, https://www.cve.org/CVERecord?id=CVE-2015-5523

    Affected packages

    Package

    Name: tidy

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -20091223cvs-1.2ubuntu1.1

    Affected versions

    20091223cvs-1.2

    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