USN-4038-4

    Dashboard / Vulnerabilities / USN-4038-4

    USN-4038-4

    Published: 4 Jul 2019Last Modified: 22 Apr 2026

    Summary: bzip2 regression

    Details: USN-4038-1 fixed a vulnerability in bzip2. The update introduced a regression causing bzip2 to incorrect raises CRC errors for some files. This update provides the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM. We apologize for the inconvenience. Original advisory details: It was discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code.

    References: https://ubuntu.com/security/notices/USN-4038-4, https://launchpad.net/bugs/1834494

    Affected packages

    Package

    Name: bzip2

    Purl: pkg:deb/ubuntu/[email protected]~esm2?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.6-5ubuntu0.1~esm2

    Affected versions

    1.0.6-4
    1.0.6-5
    1.0.6-5ubuntu0.1~esm1

    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