UBUNTU-CVE-2022-49182

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    UBUNTU-CVE-2022-49182

    Published: 26 Feb 2025Last Modified: 3 Nov 2026
    Upstream:
    CVE-2022-49182

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: net: hns3: add vlan list lock to protect vlan list When adding port base VLAN, vf VLAN need to remove from HW and modify the vlan state in vf VLAN list as false. If the periodicity task is freeing the same node, it may cause "use after free" error. This patch adds a vlan list lock to protect the vlan list.

    References: https://ubuntu.com/security/CVE-2022-49182, https://www.cve.org/CVERecord?id=CVE-2022-49182, https://git.kernel.org/linus/1932a624ab88ff407d1a1d567fe581faa15dc725, https://git.kernel.org/stable/c/09e383ca97e798f9954189b741af54b5c51e7a97, https://git.kernel.org/stable/c/1932a624ab88ff407d1a1d567fe581faa15dc725, https://git.kernel.org/stable/c/30f0ff7176efe8ac6c55f85bce26ed58bb608758, https://git.kernel.org/stable/c/f58af41deeab0f45c9c80adf5f2de489ebbac3dd, https://ubuntu.com/security/notices/USN-8919-1, https://ubuntu.com/security/notices/USN-8920-1, https://ubuntu.com/security/notices/USN-8965-1

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/linux-hwe-edge?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