CVE-2025-4373

Medium

Open

TLP:CLEAR

Glib: buffer underflow on glib through glib/gstring.c via function g_string_insert_unichar

NVD CVE.org

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Description

A flaw was found in GLib, which is vulnerable to an integer overflow in the g_string_insert_unichar() function. When the position at which to insert the character is large, the position will overflow, leading to a buffer underwrite.

Details

CVSS Score: 4.8
EPSS Score ⓘ: 0.53%

42th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Confidence: 90%
Published: May 6, 2025
Last Modified: Aug 9, 2026

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