UBUNTU-CVE-2021-29482

    Dashboard / Vulnerabilities / UBUNTU-CVE-2021-29482

    UBUNTU-CVE-2021-29482

    Published: 28 Apr 2021Last Modified: 20 May 2026
    Upstream:
    CVE-2021-29482

    Summary:

    Details: xz is a compression and decompression library focusing on the xz format completely written in Go. The function readUvarint used to read the xz container format may not terminate a loop provide malicous input. The problem has been fixed in release v0.5.8. As a workaround users can limit the size of the compressed file input to a reasonable size for their use case. The standard library had recently the same issue and got the CVE-2020-16845 allocated.

    References: https://ubuntu.com/security/CVE-2021-29482, https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27, https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b, https://www.cve.org/CVERecord?id=CVE-2021-29482

    Affected packages

    Package

    Name: golang-github-ulikunitz-xz

    Purl: pkg:deb/ubuntu/golang-github-ulikunitz-xz?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.5.6-1

    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
    UBUNTU-CVE-2021-29482 | CVE-DB