A flaw was found in GLib. The GVariant deserialization code is vulnerable to a heap buffer overflow introduced by the fix for CVE-2023-32665. This bug does not affect any released version of GLib, but does affect GLib distributors who followed the guidance of GLib developers to backport the initial fix for CVE-2023-32665.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://gitlab.gnome.org/GNOME/glib/-/issues/2840 Issue Tracking, Vendor Advisory
- https://gitlab.gnome.org/GNOME/glib/-/issues/2840 Issue Tracking, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.8 · gnomeNVD modified 2026-10-15 00:16
Affected (CPE criteria) 1
cpe:2.3:a:gnome:glib:*:*:*:*:*:*:*:*
References 7
- https://gitlab.gnome.org/GNOME/glib/-/issues/2840 Issue Tracking, Vendor Advisory
- https://https://discourse.gnome.org/t/multiple-fixes-for-gvariant-normalisation-issues-in-glib/12835 Broken Link
- https://security.netapp.com/advisory/ntap-20240426-0005/
- https://gitlab.gnome.org/GNOME/glib/-/issues/2840 Issue Tracking, Vendor Advisory
- https://https://discourse.gnome.org/t/multiple-fixes-for-gvariant-normalisation-issues-in-glib/12835 Broken Link
- https://security.netapp.com/advisory/ntap-20240426-0005/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html