CVE-2026-6694

Public on 2026-08-03

Modified on 2026-08-04

Description

A flaw was found in GIMP's file-png plugin. A remote attacker can exploit this by crafting a malicious Animated Portable Network Graphics (APNG) image containing an oversized tRNS chunk. This can lead to a stack-based buffer overflow (CWE-121), causing the file-png plugin to crash and resulting in a Denial of Service (DoS) for the user.

Severity

Medium

See what this means

CVSS v3 Base Score

5.5

See breakdown

Affected Packages

Platform	Package	Status
Amazon Linux 2 - Gimp Extra	gimp	Not Affected
Amazon Linux 2 - Gimp Extra	gimp-data-extras	Not Affected
Amazon Linux 2 - Gimp Extra	gimp-help	Not Affected

CVSS Scores

	Score Type	Score	Vector
Amazon Linux	CVSSv3	5.5	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-6694 Mitre: CVE-2026-6694