CVE-2025-14512

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.

CVSS v3.1 Score

6.5

MEDIUM

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

Weakness Type (CWE)

CWE-190 Integer Overflow

Affected Products

Vendor	Product	Versions
gnome	glib	< 2.86.3
redhat	openshift	All
redhat	enterprise_linux	All
redhat	enterprise_linux	All
redhat	enterprise_linux	All
redhat	enterprise_linux	All

References

Other References

https://access.redhat.com/errata/RHSA-2026:15953 https://access.redhat.com/errata/RHSA-2026:15969 https://access.redhat.com/errata/RHSA-2026:15971 https://access.redhat.com/errata/RHSA-2026:7461 https://access.redhat.com/security/cve/CVE-2025-14512 https://bugzilla.redhat.com/show_bug.cgi?id=2421339 https://gitlab.gnome.org/GNOME/glib/-/issues/3845

Frequently Asked Questions

What is CVE-2025-14512? +

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. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-14512? +

CVE-2025-14512 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-14512? +

CVE-2025-14512 affects products from gnome, redhat, specifically: enterprise_linux, glib, openshift. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-14512? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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