CVE-2023-32665mediumCWE-400

Gvariant deserialisation does not match spec for non-normal data

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.5epss 0.4%

exploitation probability

0.4%top 67% of all CVEs

observed exploitation

nono source reports it

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.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

Fedora · Extra Packages for Enterprise Linux Fedora · Fedora Fedora · Fedora 37 Fedora · Fedora 38 n/a · glib2 Red Hat · Red Hat Enterprise Linux 6 Red Hat · Red Hat Enterprise Linux 7 Red Hat · Red Hat Enterprise Linux 8 Red Hat · Red Hat Enterprise Linux 9

References

https://access.redhat.com/security/cve/CVE-2023-32665 https://bugzilla.redhat.com/show_bug.cgi?id=2211827 https://gitlab.gnome.org/GNOME/glib/-/issues/2121 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/