UBUNTU-CVE-2017-6004

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    UBUNTU-CVE-2017-6004

    Published: 16 Feb 2017Last Modified: 22 Apr 2026
    Upstream:
    CVE-2017-6004
    Aliases:
    USN-5665-1

    Summary:

    Details: The compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE through 8.x before revision 1680 (e.g., the PHP 7.1.1 bundled version) allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted regular expression.

    References: https://ubuntu.com/security/CVE-2017-6004, https://ubuntu.com/security/notices/USN-5665-1, https://www.cve.org/CVERecord?id=CVE-2017-6004

    Affected packages

    Package

    Name: pcre3

    Purl: pkg:deb/ubuntu/pcre3@2:8.38-3.1ubuntu0.1~esm2?arch=source&distro=esm-infra/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:8.38-3.1ubuntu0.1~esm2

    Affected versions

    2:8.35-7.1ubuntu1

    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-2017-6004 | CVE-DB