UBUNTU-CVE-2016-4343

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    UBUNTU-CVE-2016-4343

    Published: 29 Apr 2016Last Modified: 22 Apr 2026
    Upstream:
    CVE-2016-4343
    Aliases:
    USN-2984-1

    Summary:

    Details: The phar_make_dirstream function in ext/phar/dirstream.c in PHP before 5.6.18 and 7.x before 7.0.3 mishandles zero-size ././@LongLink files, which allows remote attackers to cause a denial of service (uninitialized pointer dereference) or possibly have unspecified other impact via a crafted TAR archive.

    References: https://ubuntu.com/security/CVE-2016-4343, https://ubuntu.com/security/notices/USN-2984-1, https://www.cve.org/CVERecord?id=CVE-2016-4343

    Affected packages

    Package

    Name: php5

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-1ubuntu4.17?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.5.9+dfsg-1ubuntu4.17

    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
    5.5.9+dfsg-1ubuntu4.6
    5.5.9+dfsg-1ubuntu4.7
    5.5.9+dfsg-1ubuntu4.9
    5.5.9+dfsg-1ubuntu4.11
    5.5.9+dfsg-1ubuntu4.12
    5.5.9+dfsg-1ubuntu4.13
    5.5.9+dfsg-1ubuntu4.14
    5.5.9+dfsg-1ubuntu4.16

    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