UBUNTU-CVE-2021-30951

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    UBUNTU-CVE-2021-30951

    Published: 26 Jan 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-30951
    Aliases:
    USN-5255-1

    Summary:

    Details: A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.

    References: https://ubuntu.com/security/CVE-2021-30951, https://webkitgtk.org/security/WSA-2022-0001.html, https://ubuntu.com/security/notices/USN-5255-1, https://www.cve.org/CVERecord?id=CVE-2021-30951

    Affected packages

    Package

    Name: qtwebkit-opensource-src

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-2ubuntu1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    5.4.2+dfsg-1ubuntu2.1

    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-2021-30951 | CVE-DB