USN-4292-1

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    USN-4292-1

    Published: 25 Feb 2020Last Modified: 27 Apr 2026

    Summary: rsync vulnerabilities

    Details: It was discovered that rsync incorrectly handled pointer arithmetic in zlib. An attacker could use this issue to cause rsync to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-9840, CVE-2016-9841) It was discovered that rsync incorrectly handled vectors involving left shifts of negative integers in zlib. An attacker could use this issue to cause rsync to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-9842) It was discovered that rsync incorrectly handled vectors involving big-endian CRC calculation in zlib. An attacker could use this issue to cause rsync to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-9843)

    References: https://ubuntu.com/security/notices/USN-4292-1, https://ubuntu.com/security/CVE-2016-9840, https://ubuntu.com/security/CVE-2016-9841, https://ubuntu.com/security/CVE-2016-9842, https://ubuntu.com/security/CVE-2016-9843

    Affected packages

    Package

    Name: rsync

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.1.1-3ubuntu1.3

    Affected versions

    3.1.1-3
    3.1.1-3ubuntu1
    3.1.1-3ubuntu1.1
    3.1.1-3ubuntu1.2

    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
    USN-4292-1 | CVE-DB