USN-5378-4

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    USN-5378-4

    Published: 13 Apr 2022Last Modified: 29 Jun 2026

    Summary: gzip vulnerability

    Details: USN-5378-1 fixed a vulnerability in Gzip. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Original advisory details: Cleemy Desu Wayo discovered that Gzip incorrectly handled certain filenames. If a user or automated system were tricked into performing zgrep operations with specially crafted filenames, a remote attacker could overwrite arbitrary files.

    References: https://ubuntu.com/security/notices/USN-5378-4, https://ubuntu.com/security/CVE-2022-1271

    Affected packages

    Package

    Name: gzip

    Purl: pkg:deb/ubuntu/gzip?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.6-3ubuntu1+esm1

    Affected versions

    1.6-2ubuntu1

    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-5378-4 | CVE-DB