A flaw was found in GLib. GVariant deserialization is vulnerable to an exponential blowup issue where a crafted GVariant can cause excessive processing, leading to denial of service.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://gitlab.gnome.org/GNOME/glib/-/issues/2121 Vendor Advisory
- https://gitlab.gnome.org/GNOME/glib/-/issues/2121 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 5.5 · gnomeNVD modified 2026-10-15 00:16
Affected (CPE criteria) 1
cpe:2.3:a:gnome:glib:*:*:*:*:*:*:*:*
References 13
- https://access.redhat.com/security/cve/CVE-2023-32665 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2211827 Issue Tracking, Third Party Advisory
- https://gitlab.gnome.org/GNOME/glib/-/issues/2121 Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00030.html
- https://security.gentoo.org/glsa/202311-18
- https://security.netapp.com/advisory/ntap-20240426-0006/
- https://access.redhat.com/security/cve/CVE-2023-32665 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2211827 Issue Tracking, Third Party Advisory
- https://gitlab.gnome.org/GNOME/glib/-/issues/2121 Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00030.html
- https://security.gentoo.org/glsa/202311-18
- https://security.netapp.com/advisory/ntap-20240426-0006/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html