UBUNTU-CVE-2014-8142

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    UBUNTU-CVE-2014-8142

    Published: 20 Dec 2014Last Modified: 22 Apr 2026
    Upstream:
    CVE-2014-8142
    Aliases:
    USN-2501-1

    Summary:

    Details: Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.36, 5.5.x before 5.5.20, and 5.6.x before 5.6.4 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages improper handling of duplicate keys within the serialized properties of an object, a different vulnerability than CVE-2004-1019.

    References: https://ubuntu.com/security/CVE-2014-8142, https://ubuntu.com/security/notices/USN-2501-1, https://www.cve.org/CVERecord?id=CVE-2014-8142

    Affected packages

    Package

    Name: php5

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-1ubuntu4.6?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.5.9+dfsg-1ubuntu4.6

    Affected versions

    5.5.3+dfsg-1ubuntu2
    5.5.3+dfsg-1ubuntu3
    5.5.6+dfsg-1ubuntu1
    5.5.6+dfsg-1ubuntu2
    5.5.8+dfsg-2ubuntu1
    5.5.9+dfsg-1ubuntu1
    5.5.9+dfsg-1ubuntu2
    5.5.9+dfsg-1ubuntu3
    5.5.9+dfsg-1ubuntu4
    5.5.9+dfsg-1ubuntu4.1
    5.5.9+dfsg-1ubuntu4.2
    5.5.9+dfsg-1ubuntu4.3
    5.5.9+dfsg-1ubuntu4.4
    5.5.9+dfsg-1ubuntu4.5

    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
    UBUNTU-CVE-2014-8142 | CVE-DB