UBUNTU-CVE-2021-27219

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    UBUNTU-CVE-2021-27219

    Published: 15 Feb 2021Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-27219
    Aliases:
    USN-4759-1

    Summary:

    Details: An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.

    References: https://ubuntu.com/security/CVE-2021-27219, https://ubuntu.com/security/notices/USN-4759-1, https://www.cve.org/CVERecord?id=CVE-2021-27219

    Affected packages

    Package

    Name: glib2.0

    Purl: pkg:deb/ubuntu/[email protected]+esm7?arch=source&distro=esm-infra-legacy/trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.38.0-1ubuntu1
    2.38.1-1

    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-2021-27219 | CVE-DB