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Debian LTS Advisory DLA-3583-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/               Santiago Ruano Rincón
September 25, 2023                            https://wiki.debian.org/LTS
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Package        : glib2.0
Version        : 2.58.3-2+deb10u5
CVE ID         : CVE-2023-29499 CVE-2023-32611 CVE-2023-32665

Several security vulnerabilities were found in GLib, a general-purpose utility
library, used by projects such as GTK+, GIMP, and GNOME.

CVE-2023-29499

    GVariant deserialization fails to validate that the input conforms to the
    expected format, leading to denial of service.

CVE-2023-32611

    GVariant deserialization is vulnerable to a slowdown issue where a crafted
    GVariant can cause excessive processing, leading to denial of service.

CVE-2023-32665

    GVariant deserialization is vulnerable to an exponential blowup issue where
    a crafted GVariant can cause excessive processing, leading to denial of
    service.


For Debian 10 buster, these problems have been fixed in version
2.58.3-2+deb10u5.

We recommend that you upgrade your glib2.0 packages.

For the detailed security status of glib2.0 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/glib2.0

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS