Bug 2433358 - CVE-2026-1489 glib2: GLib: Memory corruption via integer overflow in Unicode case conversion [fedora-all]
Summary: CVE-2026-1489 glib2: GLib: Memory corruption via integer overflow in Unicode ...
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Fedora
Classification: Fedora
Component: glib2
Version: 43
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Matthias Clasen
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["d470bbb6-b269-4798-a1d3-4...
Depends On:
Blocks: CVE-2026-1489
TreeView+ depends on / blocked
 
Reported: 2026-01-27 14:08 UTC by Abhishek Raj
Modified: 2026-03-19 09:58 UTC (History)
5 users (show)

Fixed In Version: glib2-2.87.3-1.fc45 glib2-2.87.3-1.fc44 glib2-2.86.4-1.fc43
Clone Of:
Environment:
Last Closed: 2026-03-19 09:58:04 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
GNOME Gitlab GNOME glib issues 3872 0 None closed (CVE-2026-1489) (#YWH-PGM9867-171) Integer Overflow on Glib through glib/guniprop.c via output_marks() lead to OOB Write... 2026-03-19 09:58:04 UTC

Description Abhishek Raj 2026-01-27 14:08:52 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Comment 1 Milan Crha 2026-03-19 09:58:04 UTC 
An upstream fix landed for 2.87.3 and 2.86.4 according to https://gitlab.gnome.org/GNOME/glib/-/issues/3872
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