SecuriTricks - CVE-2025-4373

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.

Product(s) Impacted

Vendor	Product	Versions
Glib	Glib	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-124

Buffer Underwrite ('Buffer Underflow')

The product writes to a buffer using an index or pointer that references a memory location prior to the beginning of the buffer.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	glib	glib	/	/	/	/	/	/	/	/

References

https://access.redhat.com/security/cve/CVE-2025-4373

https://bugzilla.redhat.com/show_bug.cgi?id=2364265

CVSS Score

4.8 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: HIGH
Privileges Required: NONE
Scope: UNCHANGED
Confidentiality Impact: NONE
Integrity Impact: LOW
Availability Impact: LOW

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

View Vector String

Timeline

Published: May 6, 2025, 3:16 p.m.
Last Modified: May 6, 2025, 3:16 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

secalert@redhat.com

CVE-2025-4373