UBUNTU-CVE-2023-3301

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    UBUNTU-CVE-2023-3301

    Published: 13 Sept 2023Last Modified: 4 Feb 2026
    Upstream:
    CVE-2023-3301
    Aliases:
    USN-6567-1

    Summary:

    Details: A flaw was found in QEMU. The async nature of hot-unplug enables a race scenario where the net device backend is cleared before the virtio-net pci frontend has been unplugged. A malicious guest could use this time window to trigger an assertion and cause a denial of service.

    References: https://ubuntu.com/security/CVE-2023-3301, https://ubuntu.com/security/notices/USN-6567-1, https://www.cve.org/CVERecord?id=CVE-2023-3301

    Affected packages

    Package

    Name: qemu

    Purl: pkg:deb/ubuntu/qemu@1:6.2+dfsg-2ubuntu6.16?arch=source&distro=jammy

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:6.2+dfsg-2ubuntu6.16

    Affected versions

    1:6.0+dfsg-2expubuntu1

    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-2023-3301 | CVE-DB