CVE-2023-32643

MEDIUM

GLib < 2.75.1 - Heap-based Buffer Overflow in GVariant Deserialization

Title source: llm

Description

A flaw was found in GLib. The GVariant deserialization code is vulnerable to a heap buffer overflow introduced by the fix for CVE-2023-32665. This bug does not affect any released version of GLib, but does affect GLib distributors who followed the guidance of GLib developers to backport the initial fix for CVE-2023-32665.

References (3)

Core 3

Core References

Issue Tracking, Vendor Advisory

https://gitlab.gnome.org/GNOME/glib/-/issues/2840

Broken Link

https://https://discourse.gnome.org/t/multiple-fixes-for-gvariant-normalisation-issues-in-glib/12835

Vendor Advisory

https://security.netapp.com/advisory/ntap-20240426-0005/

Scores

CVSS v3 5.3

EPSS 0.0040

EPSS Percentile 31.6%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-122 CWE-787

Status published

Products (1)

gnome/glib < 2.75.1

Published Sep 14, 2023

Tracked Since Feb 18, 2026