CVE-2026-59090
Gimp: gimp: arbitrary code execution in psd plugin due to unsigned underflow
- State
- Published
- Severity
- 8.4 High
- Published
- Aug 10, 2026
- Updated
- Nov 2, 2026
- Reserved
- Jul 2, 2026
Description
A flaw was found in GIMP's PSD file format plugin. This vulnerability, an unsigned integer underflow in the `block_rem` variable, occurs when a user opens a specially crafted `.psd` image file. The underflow leads to parser confusion, enabling an attacker to inject arbitrary data as layer resource blocks. This can ultimately result in arbitrary code execution, allowing the attacker to run malicious code on the victim's system.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.4 High | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:H/A:H | redhat |
Weaknesses
- CWE-191 Integer Underflow (Wrap or Wraparound)
Affected Products
| Product | Versions |
|---|---|
gimp |
|
Red Hat Enterprise Linux 9Red Hat |
|
Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat |
|
Red Hat Enterprise Linux 9.4 Update Services for SAP SolutionsRed Hat |
|
Red Hat Enterprise Linux 9.6 Extended Update SupportRed Hat |
|
Red Hat Enterprise Linux 6Red Hat | |
Red Hat Enterprise Linux 7Red Hat | |
Red Hat Enterprise Linux 8Red Hat |
References
- RHSA-2026:61587vendor-advisory
- RHSA-2026:73768vendor-advisory
- RHSA-2026:80509vendor-advisory
- RHSA-2026:93589vendor-advisory
- https://access.redhat.com/security/cve/CVE-2026-59090vdb-entry
- RHBZ#2496584issue-tracking
- https://gitlab.gnome.org/GNOME/gimp/-/work_items/16509
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