USN-6219-1

    Dashboard / Vulnerabilities / USN-6219-1

    USN-6219-1

    Published: 12 Jul 2023Last Modified: 25 Jun 2026

    Summary: ruby2.3, ruby2.5, ruby2.7, ruby3.0, ruby3.1 vulnerabilities

    Details: It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 20.10 and Ubuntu 20.04 LTS. (CVE-2023-28755) It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. This issue exists because of an incomplete fix for CVE-2023-28755. (CVE-2023-36617)

    References: https://ubuntu.com/security/notices/USN-6219-1, https://ubuntu.com/security/CVE-2023-28755, https://ubuntu.com/security/CVE-2023-36617

    Affected packages

    Package

    Name: ruby2.3

    Purl: pkg:deb/ubuntu/ruby2.3?arch=source&distro=esm-infra%2Fxenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.3.1-2~ubuntu16.04.16+esm8

    Affected versions

    2.3.0-1
    2.3.0-2
    2.3.0-4ubuntu2
    2.3.0-4ubuntu3
    2.3.0-5ubuntu1
    2.3.1-2~16.04
    2.3.1-2~16.04.2
    2.3.1-2~16.04.4
    2.3.1-2~16.04.5
    2.3.1-2~16.04.6
    2.3.1-2~16.04.7
    2.3.1-2~16.04.9
    2.3.1-2~16.04.10
    2.3.1-2~16.04.11
    2.3.1-2~16.04.12
    2.3.1-2~ubuntu16.04.13
    2.3.1-2~ubuntu16.04.14
    2.3.1-2~ubuntu16.04.15
    2.3.1-2~ubuntu16.04.16
    2.3.1-2~ubuntu16.04.16+esm1
    2.3.1-2~ubuntu16.04.16+esm2
    2.3.1-2~ubuntu16.04.16+esm3
    2.3.1-2~ubuntu16.04.16+esm4
    2.3.1-2~ubuntu16.04.16+esm5
    2.3.1-2~ubuntu16.04.16+esm6
    2.3.1-2~ubuntu16.04.16+esm7

    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-6219-1 | CVE-DB