Vulnerability record/PUBLISHED/Published Oct 7, 2026 17:36:16 UTC

CVE-2026-106066

A heap-based buffer overflow was found in GIMP’s raw data export plug-in. When exporting very large images, g_malloc() sizing based on overflowing width * height * bytes-per-pixel can allocate far less memory than GEGL reads or writes during export, following integer overflow

Base score6.3/ 10

SeverityMediumCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorLocalAV

Attack complexityHighAC

Privileges requiredNonePR

User interactionRequiredUI

ScopeUnchangedS

Confidentiality impactNoneC

Integrity impactHighI

Availability impactHighA

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

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authorityredhat

Last updatedNov 5, 2026 15:53:59 UTC

PublishedOct 7, 2026 17:36:16 UTC

ReservedOct 6, 2026 14:27:19 UTC

Credits

Red Hat would like to thank Jim Alves-Foss for reporting this issue.