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    CVE-2021-44648

    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.

    Published:Jan 12, 2022
    Last Modified:Nov 21, 2024
    EPS:Jan 12, 2022
    EPSS Score:0.00201
    CVSS Score:8.8

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Gnome
    Product
    Gdkpixbuf
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/136https://sahildhar.github.io/blogpost/GdkPixbuf-Heap-Buffer-Overflow-in-lzw_decoder_new/https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/136https://sahildhar.github.io/blogpost/GdkPixbuf-Heap-Buffer-Overflow-in-lzw_decoder_new/

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

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    References

    https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/136
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JEVTOGIJITK2N5AOOLKKMDIICZDQE6CH/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEKBMOO52RXONWKB6ZKKHTVPLF6WC3KF/
    https://sahildhar.github.io/blogpost/GdkPixbuf-Heap-Buffer-Overflow-in-lzw_decoder_new/
    https://www.debian.org/security/2022/dsa-5228
    https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/136
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JEVTOGIJITK2N5AOOLKKMDIICZDQE6CH/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEKBMOO52RXONWKB6ZKKHTVPLF6WC3KF/
    https://sahildhar.github.io/blogpost/GdkPixbuf-Heap-Buffer-Overflow-in-lzw_decoder_new/
    https://www.debian.org/security/2022/dsa-5228

    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