What is CVE-2026-62439?

CVE-2026-62439 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under Integer Overflow or Wraparound. CVSS score: 7.0/10. Published 2026-10-16.

How severe is CVE-2026-62439?

High severity. CVSS v3 base score is 7.0 out of 10.

Integer overflow in Red Hat Enterprise Linux 10

CVE-2026-62439

A flaw was found in GIMP. An integer overflow occurs in the file-pvr plug-in when calculating memory buffer sizes for image dimensions. By tricking a user into opening or previewing a specially crafted PowerVR (.pvr) file, an attacker can trigger a heap-based buffer overflow, potentially leading to arbitrary code execution or a Denial of Service (DoS) via an application crash.

Vulnerability class: Integer Overflow

Published 2026-10-16.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

access.redhat.com/security/cve/CVE-2026-62439 (vdb-entry)
bugzilla.redhat.com/show_bug.cgi (issue-tracking)
gitlab.gnome.org/GNOME/gimp/-/issues/16314

Frequently asked questions

What is CVE-2026-62439?: CVE-2026-62439 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under Integer Overflow or Wraparound. CVSS score: 7.0/10. Published 2026-10-16.
How severe is CVE-2026-62439?: High severity. CVSS v3 base score is 7.0 out of 10.