UBUNTU-CVE-2020-1983

    Dashboard / Vulnerabilities / UBUNTU-CVE-2020-1983

    UBUNTU-CVE-2020-1983

    Published: 22 Apr 2020Last Modified: 22 Apr 2026
    Upstream:
    CVE-2020-1983

    Summary:

    Details: A use after free vulnerability in ip_reass() in ip_input.c of libslirp 4.2.0 and prior releases allows crafted packets to cause a denial of service.

    References: https://ubuntu.com/security/CVE-2020-1983, https://ubuntu.com/security/notices/USN-4372-1, https://www.cve.org/CVERecord?id=CVE-2020-1983, https://ubuntu.com/security/notices/USN-7094-1

    Affected packages

    Package

    Name: qemu

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-2ubuntu1.47+esm4?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.0.0+dfsg-2ubuntu1.47+esm4

    Affected versions

    1.5.0+dfsg-3ubuntu5
    1.5.0+dfsg-3ubuntu6

    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-2020-1983 | CVE-DB