CVE Database›CVE-2025-14512

CVE-2025-14512

glib: Integer Overflow in GLib GIO Attribute Escaping Causes Heap Buffer Overflow

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · December 11, 2025

Updated · October 15, 2026

Description

A flaw was found in glib. This vulnerability allows a heap buffer overflow and denial-of-service (DoS) via an integer overflow in GLib's GIO (GLib Input/Output) escape_byte_string() function when processing malicious file or remote filesystem attribute values.

Statement

This vulnerability is rated Moderate for Red Hat products because an integer overflow in GLib's GIO escape_byte_string() function can lead to a heap buffer overflow and denial-of-service. This occurs when processing specially crafted file or remote filesystem attribute values, requiring an attacker to provide malicious input.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-190 · Integer Overflow or Wraparound