Vulnerability Report

CVE-2026-40918

Title: Stack-based buffer overflow in GIMP PVR image loader

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2026-40918.

CWE Category CWE-131

Published Date Apr 15, 2026

Modified Date Apr 28, 2026

Exploit Status Not Found

Score 5.5 CVSS v3.1

Exploit Probability (EPSS)

0.02%

Vulnerability Summary

CVE-2026-40918: A flaw was found in GIMP. Processing a specially crafted PVR image file with large dimensions can lead to a denial of service (DoS). This occurs due to a stack-based buffer overflow and an out-of-bounds read in the PVR image loader, causing the application to crash. Systems that process untrusted PVR image files are affected.

Impacted Vendors

gimp 1

gnu 1

Reference Links

https://access.redhat.com/security/cve/CVE-2026-40918 https://bugzilla.redhat.com/show_bug.cgi?id=2458747

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

5.5

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-40918 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 28, 2026 MODIFIED

Vulnerability data updated via NVD.

April 28, 2026 MODIFIED

Vulnerability data updated via NVD.

April 17, 2026 MODIFIED

Vulnerability data updated via NVD.

April 15, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.