UBUNTU-CVE-2022-1882

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    UBUNTU-CVE-2022-1882

    Published: 26 May 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2022-1882

    Summary:

    Details: A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe post_one_notification() after free_pipe_info() that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system.

    References: https://ubuntu.com/security/CVE-2022-1882, https://lore.kernel.org/lkml/[email protected]/T/, https://lore.kernel.org/lkml/[email protected]/, https://ssd-disclosure.com/ssd-advisory-linux-config_watch_queue-lpe/, https://ubuntu.com/security/notices/USN-5667-1, https://ubuntu.com/security/notices/USN-5683-1, https://ubuntu.com/security/notices/USN-5703-1, https://www.cve.org/CVERecord?id=CVE-2022-1882

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/[email protected]~16.04.1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.8.0-28.30~16.04.1
    4.8.0-30.32~16.04.1
    4.8.0-32.34~16.04.1
    4.8.0-34.36~16.04.1

    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-2022-1882 | CVE-DB