USN-5078-2

    Dashboard / Vulnerabilities / USN-5078-2

    USN-5078-2

    Published: 15 Sept 2021Last Modified: 25 Jun 2026

    Summary: squashfs-tools vulnerabilities

    Details: USN-5078-1 fixed several vulnerabilities in Squashfs-Tools. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Etienne Stalmans discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem. (CVE-2021-40153) Richard Weinberger discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem. (CVE-2021-41072)

    References: https://ubuntu.com/security/notices/USN-5078-2, https://ubuntu.com/security/CVE-2021-40153, https://ubuntu.com/security/CVE-2021-41072

    Affected packages

    Package

    Name: squashfs-tools

    Purl: pkg:deb/ubuntu/squashfs-tools?arch=source&distro=esm-infra%2Fxenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:4.3-3ubuntu2.16.04.3+esm1

    Affected versions

    1:4.2+20130409-2.1

    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
    USN-5078-2 | CVE-DB