UBUNTU-CVE-2018-1123

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    UBUNTU-CVE-2018-1123

    Published: 17 May 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-1123

    Summary:

    Details: procps-ng before version 3.3.15 is vulnerable to a denial of service in ps via mmap buffer overflow. Inbuilt protection in ps maps a guard page at the end of the overflowed buffer, ensuring that the impact of this flaw is limited to a crash (temporary denial of service).

    References: https://ubuntu.com/security/CVE-2018-1123, https://www.qualys.com/2018/05/17/procps-ng-audit-report-advisory.txt, https://ubuntu.com/security/notices/USN-3658-1, https://ubuntu.com/security/notices/USN-3658-3, https://www.cve.org/CVERecord?id=CVE-2018-1123

    Affected packages

    Package

    Name: procps

    Purl: pkg:deb/ubuntu/procps@1:3.3.9-1ubuntu2.3?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:3.3.9-1ubuntu2.3

    Affected versions

    1:3.3.3-2ubuntu7
    1:3.3.3-2ubuntu8
    1:3.3.8-2ubuntu1
    1:3.3.8-2ubuntu3
    1:3.3.9-1ubuntu2
    1:3.3.9-1ubuntu2.1
    1:3.3.9-1ubuntu2.2

    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