RLSA-2021:2587

    Dashboard / Vulnerabilities / RLSA-2021:2587

    RLSA-2021:2587

    Published: 29 Jun 2021Last Modified: 4 Feb 2026

    Summary: Moderate: ruby:2.5 security, bug fix, and enhancement update

    Details: Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. The following packages have been upgraded to a later upstream version: ruby (2.5.9). (BZ#1952626) Security Fix(es): * ruby: NUL injection vulnerability of File.fnmatch and File.fnmatch? (CVE-2019-15845) * ruby: Regular expression denial of service vulnerability of WEBrick's Digest authentication (CVE-2019-16201) * ruby: Code injection via command argument of Shell#test / Shell#[] (CVE-2019-16255) * rubygem-json: Unsafe object creation vulnerability in JSON (CVE-2020-10663) * ruby: BasicSocket#read_nonblock method leads to information disclosure (CVE-2020-10933) * ruby: Potential HTTP request smuggling in WEBrick (CVE-2020-25613) * ruby: XML round-trip vulnerability in REXML (CVE-2021-28965) * ruby: HTTP response splitting in WEBrick (CVE-2019-16254) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    Affected packages

    Package

    Name: ruby

    Purl: pkg:rpm/rocky-linux/ruby?distro=rocky-linux-8-4-legacy&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:2.5.9-107.module+el8.4.0+592+03ff458a

    Affected versions

    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
    RLSA-2021:2587 | CVE-DB