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CVE-2023-32611

Published: 7 June 2023

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.

Notes

AuthorNote
mdeslaur
same fixes as CVE-2023-24593

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
glib2.0
Launchpad, Ubuntu, Debian
focal
Released (2.64.6-1~ubuntu20.04.6)
jammy
Released (2.72.4-0ubuntu2.2)
kinetic
Released (2.74.3-0ubuntu1.2)
lunar Not vulnerable
(2.76.1-1)
upstream
Released (2.75.1,2.74.4)
mantic Not vulnerable
(2.76.1-1)
bionic
Released (2.56.4-0ubuntu0.18.04.9+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
trusty
Released (2.40.2-0ubuntu1.1+esm6)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
xenial
Released (2.48.2-0ubuntu4.8+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
Patches:
upstream: https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3125 (main)
upstream: https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3126 (2.74)

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H