UBUNTU-CVE-2021-21178

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    UBUNTU-CVE-2021-21178

    Published: 9 Mar 2021Last Modified: 8 Sept 2025
    Upstream:
    CVE-2021-21178

    Summary:

    Details: Inappropriate implementation in Compositing in Google Chrome on Linux and Windows prior to 89.0.4389.72 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.

    References: https://ubuntu.com/security/CVE-2021-21178, https://www.cve.org/CVERecord?id=CVE-2021-21178

    Affected packages

    Package

    Name: chromium-browser

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -89.0.4389.82-0ubuntu0.16.04.1

    Affected versions

    45.0.2454.101-0ubuntu1.1201

    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-2021-21178 | CVE-DB