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Status published
Medium
CVE-2023-32611
G_variant_byteswap() can take a long time with some non-normal inputs
Vulnerability Description
A flaw was found in GLib. GVariant deserialization is vulnerable to a slowdown issue where a crafted GVariant can cause excessive processing, leading to denial of service.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Upstream acknowledges William Manley as the original reporter.
References
- https://access.redhat.com/security/cve/CVE-2023-32611
- https://bugzilla.redhat.com/show_bug.cgi?id=2211829
- https://gitlab.gnome.org/GNOME/glib/-/issues/2797
- https://lists.debian.org/debian-lts-announce/2023/09/msg00030.html
- https://security.netapp.com/advisory/ntap-20231027-0005/
- https://security.gentoo.org/glsa/202311-18
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Affected Vendor
Affected Software
glib2, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Extra Packages for Enterprise Linux, Fedora 38, Fedora 37
Vulnerable Versions:
Unknown
Timeline
Official Publish:
September 14th, 2023
Last Modified:
June 23rd, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H