CVE-2025-7345

CVE Details

Release Date:	2025-07-08
Impact:	Moderate	What is this?

Description

A flaw exists in gdk-pixbuf within the gdk_pixbuf__jpeg_image_load_increment function (io-jpeg.c) and in glib g_base64_encode_step (glib/gbase64.c). When processing maliciously crafted JPEG images, a heap buffer overflow can occur during Base64 encoding, allowing out-of-bounds reads from heap memory, potentially causing application crashes or arbitrary code execution.

See more information about CVE-2025-7345 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	7.5
Vector String:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version:	3.1
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	None
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 10 (gdk-pixbuf2)	ELSA-2025-12862	2025-08-05
Oracle Linux version 8 (gdk-pixbuf2)	ELSA-2025-13315	2025-08-07
Oracle Linux version 9 (gdk-pixbuf2)	ELSA-2025-12841	2025-08-05