USN-5444-1

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    USN-5444-1

    Published: 24 May 2022Last Modified: 3 Jun 2026

    Summary: linux-oem-5.14, linux-oem-5.17 vulnerability

    Details: Kyle Zeng discovered that the Network Queuing and Scheduling subsystem of the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or execute arbitrary code.

    References: https://ubuntu.com/security/notices/USN-5444-1, https://ubuntu.com/security/CVE-2022-29581

    Affected packages

    Package

    Name: linux-oem-5.14

    Purl: pkg:deb/ubuntu/linux-oem-5.14?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.14.0-1038.42

    Affected versions

    5.14.0-1004.4
    5.14.0-1005.5
    5.14.0-1007.7
    5.14.0-1008.8
    5.14.0-1010.10
    5.14.0-1011.11
    5.14.0-1013.13
    5.14.0-1018.19
    5.14.0-1020.22
    5.14.0-1022.24
    5.14.0-1024.26
    5.14.0-1027.30
    5.14.0-1029.32
    5.14.0-1031.34
    5.14.0-1032.35
    5.14.0-1033.36
    5.14.0-1034.37
    5.14.0-1036.40

    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
    USN-5444-1 | CVE-DB