UBUNTU-CVE-2018-18954

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    UBUNTU-CVE-2018-18954

    Published: 15 Nov 2018Last Modified: 4 Feb 2026
    Upstream:
    CVE-2018-18954
    Aliases:
    USN-3826-1

    Summary:

    Details: The pnv_lpc_do_eccb function in hw/ppc/pnv_lpc.c in Qemu before 3.1 allows out-of-bounds write or read access to PowerNV memory.

    References: https://ubuntu.com/security/CVE-2018-18954, https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00446.html, https://ubuntu.com/security/notices/USN-3826-1, https://www.cve.org/CVERecord?id=CVE-2018-18954

    Affected packages

    Package

    Name: qemu

    Purl: pkg:deb/ubuntu/qemu@1:2.11+dfsg-1ubuntu7.8?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:2.11+dfsg-1ubuntu7.8

    Affected versions

    1:2.10+dfsg-0ubuntu3

    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