RLSA-2021:2170

    Dashboard / Vulnerabilities / RLSA-2021:2170

    RLSA-2021:2170

    Published: 1 Jun 2021Last Modified: 4 Feb 2026
    Upstream:

    Summary: Important: glib2 security and bug fix update

    Details: GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures. Security Fix(es): * glib: integer overflow in g_bytes_new function on 64-bit platforms due to an implicit cast from 64 bits to 32 bits (CVE-2021-27219) 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. Bug Fix(es): * Refcounting issue causes crashes and slow workarounds (BZ#1953553)

    Affected packages

    Package

    Name: glib2

    Purl: pkg:rpm/rocky-linux/glib2?distro=rocky-linux-8-4-legacy&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:2.56.4-10.el8_4

    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-2021:2170 | CVE-DB