USN-5665-1

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    USN-5665-1

    Published: 10 Oct 2022Last Modified: 25 Jun 2026

    Summary: pcre3 vulnerabilities

    Details: It was discovered that PCRE incorrectly handled certain regular expressions. A remote attacker could use this issue to cause applications using PCRE to crash, resulting in a denial of service. (CVE-2017-6004) It was discovered that PCRE incorrectly handled certain Unicode encoding. A remote attacker could use this issue to cause applications using PCRE to crash, resulting in a denial of service. (CVE-2017-7186)

    References: https://ubuntu.com/security/notices/USN-5665-1, https://ubuntu.com/security/CVE-2017-6004, https://ubuntu.com/security/CVE-2017-7186

    Affected packages

    Package

    Name: pcre3

    Purl: pkg:deb/ubuntu/pcre3?arch=source&distro=esm-infra%2Fxenial

    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
    USN-5665-1 | CVE-DB