CVE-2023-32611
G_variant_byteswap() can take a long time with some non-normal inputs
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-400 |
| Vendor | n/a |
| Product | glib2 |
| Published | Sep 14, 2023 |
| Last Updated | Feb 13, 2025 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
n/a / glib2
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Fedora / Extra Packages for Enterprise Linux
All versions affected Fedora / Fedora 38
All versions affected Fedora / Fedora 37
All versions affected Fedora / Fedora 37
All versions affected Fedora / Fedora 38
All versions affected References
access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-32611 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2211829 gitlab.gnome.org: https://gitlab.gnome.org/GNOME/glib/-/issues/2797 lists.debian.org: https://lists.debian.org/debian-lts-announce/2023/09/msg00030.html security.netapp.com: https://security.netapp.com/advisory/ntap-20231027-0005/ security.gentoo.org: https://security.gentoo.org/glsa/202311-18
Credits
Upstream acknowledges William Manley as the original reporter.