UBUNTU-CVE-2021-44648

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    UBUNTU-CVE-2021-44648

    Published: 12 Jan 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-44648
    Aliases:
    USN-5607-1

    Summary:

    Details: GNOME gdk-pixbuf 2.42.6 is vulnerable to a heap-buffer overflow vulnerability when decoding the lzw compressed stream of image data in GIF files with lzw minimum code size equals to 12.

    References: https://ubuntu.com/security/CVE-2021-44648, https://sahildhar.github.io/blogpost/GdkPixbuf-Heap-Buffer-Overflow-in-lzw_decoder_new/, https://ubuntu.com/security/notices/USN-5607-1, https://www.cve.org/CVERecord?id=CVE-2021-44648

    Affected packages

    Package

    Name: gdk-pixbuf

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-3ubuntu0.4?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.40.0+dfsg-3ubuntu0.4

    Affected versions

    2.40.0+dfsg-1build1
    2.40.0+dfsg-1ubuntu1
    2.40.0+dfsg-2
    2.40.0+dfsg-3
    2.40.0+dfsg-3ubuntu0.1
    2.40.0+dfsg-3ubuntu0.2
    2.40.0+dfsg-3ubuntu0.3

    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-2021-44648 | CVE-DB