UBUNTU-CVE-2018-20786

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    UBUNTU-CVE-2018-20786

    Published: 24 Feb 2019Last Modified: 20 May 2026
    Upstream:
    CVE-2018-20786
    Aliases:
    USN-4309-1

    Summary:

    Details: libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions, leading to a denial of service (application crash), related to screen.c, state.c, and vterm.c.

    References: https://ubuntu.com/security/CVE-2018-20786, https://ubuntu.com/security/notices/USN-4309-1, https://www.cve.org/CVERecord?id=CVE-2018-20786

    Affected packages

    Package

    Name: vim

    Purl: pkg:deb/ubuntu/vim?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:8.0.1453-1ubuntu1.3

    Affected versions

    2:8.0.0197-4ubuntu5
    2:8.0.1144-1ubuntu1
    2:8.0.1401-1ubuntu1
    2:8.0.1401-1ubuntu2
    2:8.0.1401-1ubuntu3
    2:8.0.1453-1ubuntu1
    2:8.0.1453-1ubuntu1.1

    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