CVE-2026-106065: Buffer Overflow (CVSS 6.3)

Description

A heap-based buffer overflow was found in GIMP’s PCX export plug-in. For images with extremely large width and height, buffer allocation uses overflowing 32-bit width * height arithmetic while subsequent GEGL operations use the full extent, after integer overflow in size calculation

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CVSS v3.1 Score

6.3

MEDIUM

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

Weakness Type (CWE)

CWE-119 Buffer Overflow

References

Other References

https://access.redhat.com/security/cve/CVE-2026-106065 https://bugzilla.redhat.com/show_bug.cgi?id=2547456

Frequently Asked Questions

What is CVE-2026-106065? +

A heap-based buffer overflow was found in GIMP’s PCX export plug-in. For images with extremely large width and height, buffer allocation uses overflowing 32-bit width * height arithmetic while subsequent GEGL operations use the full extent, after integer overflow in size calculation It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-106065? +

CVE-2026-106065 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-106065? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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