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Fedora 44 minGW-GLib2 Critical Buffer Overflow Fix CVE-2026-58016

fedora
Calendar Grey July 16, 2026
Scroller Fedora Esm H88
Critical fix for mingw-glib2 in Fedora 44 addressing CVE-2026-58016 to enhance system safety and functionality.
Backport fix for CVE-2026-58016

Summary

MinGW Windows Glib2 library.

Update Information:

Backport fix for CVE-2026-58016. Update to glib-2.88.2.

Topics%20covered

Topics Covered

security advisory fedora buffer overflow important integer underflow mingw-glib2

Change Log

* Wed Jul 8 2026 Sandro Mani - 2.88.2-2 - Backport fix for CVE-2026-58016 * Thu Jul 2 2026 Sandro Mani - 2.88.2-1 - Update to 2.88.2

References


[ 1 ] Bug #2494867 - CVE-2026-58010 mingw-glib2: buffer over-read in glib/gvariant-serialiser.c via gvs_tuple_is_normal() [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2494867 [ 2 ] Bug #2494871 - CVE-2026-58011 mingw-glib2: out-of-bounds read in glib/gdatetime.c:g_date_time_get_ymd via invalid GDateTime [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2494871 [ 3 ] Bug #2494874 - CVE-2026-58012 mingw-glib2: buffer over-read in g_regex_replace() via glib/gregex.c:string_append() and g_utf8_next_char() [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2494874 [ 4 ] Bug #2494877 - CVE-2026-58013 mingw-glib2: buffer over-read in glib/giochannel.c via "g_io_channel_read_line_backend" [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2494877 [ 5 ] Bug #2494881 - CVE-2026-58014 mingw-glib2: off-by-one error in glib/gkeyfile.c via "g_key_file_get_locale_string_list" [fedora-all] https://bugzilla.red...

Read the Full Advisory

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-7bf2937528' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
High
Critical

Name: mingw-glib2
Product: Fedora 44
Version: 2.88.2
Release: 2.fc44
URL: http://www.gtk.org
Summary: MinGW Windows GLib2 library

Topics%20covered

Topics Covered

security advisory fedora buffer overflow important integer underflow mingw-glib2

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