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gimp — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2026-90949

A flaw was found in GIMP's PSP (Paint Shop Pro) file loader. When processing a compressed selection channel, a heap-based buffer overflow can occur due to a mismatch between the allocated buffer size and the amount of data decompressed. A remote attacker could exploit this vulnerability by crafting a malicious PSP file. Opening this file in GIMP could lead to a crash or arbitrary code execution.

Products
gimp
Affected versions
3.0.4-3, 3.0.4-4, 3.0.4-5, 3.0.4-6, 3.0.4-6.1, 3.0.4-6.2, 3.0.6-1, 3.2.0-1, 3.2.0~RC2-1, 3.2.0~RC2-2, 3.2.0~RC2-3, 3.2.0~RC2-3.1, 3.2.0~RC2-3.2, 3.2.0~RC2-3.3, 3.2.0~RC3-1, 3.2.2-1, 3.2.4-1, 3.2.4-2, 3.2.4-3
Fixed versions
3.2.6-1
CVEs
CVE-2026-90949
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 22:28 UTC · Revision 1

Source evidence

DEBIAN-CVE-2026-90949

core-osv · Original source

Published 14 Sept 2026, 14:17 UTC

A flaw was found in GIMP's PSP (Paint Shop Pro) file loader. When processing a compressed selection channel, a heap-based buffer overflow can occur due to a mismatch between the allocated buffer size and the amount of data decompressed. A remote attacker could exploit this vulnerability by crafting a malicious PSP file. Opening this file in GIMP could lead to a crash or arbitrary code execution.

osv:DEBIAN-CVE-2026-90949

gimp

Fixed versions: 3.2.6-1

Complete source record
{
  "id": "d06458517a1989cbcb2380e866e5c15f090e8027b7a083d8367a2f23a3c3b203",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-90949",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2026-90949",
    "summary": "A flaw was found in GIMP's PSP (Paint Shop Pro) file loader. When processing a compressed selection channel, a heap-based buffer overflow can occur due to a mismatch between the allocated buffer size and the amount of data decompressed. A remote attacker could exploit this vulnerability by crafting a malicious PSP file. Opening this file in GIMP could lead to a crash or arbitrary code execution.",
    "evidence": "osv:DEBIAN-CVE-2026-90949",
    "products": [
      {
        "name": {
          "value": "gimp",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.2.6-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "3.0.4-3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.0.4-4",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.0.4-5",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.0.4-6",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.0.4-6.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.0.4-6.2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.0.6-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0~RC2-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0~RC2-2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0~RC2-3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0~RC2-3.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0~RC2-3.2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0~RC2-3.3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.0~RC3-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.2-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.4-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.4-2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.2.4-3",
            "evidence": "/affected/0/versions"
          }
        ]
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2026-90949",
      "aliases": [
        "DEBIAN-CVE-2026-90949"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.2.6-1"
                }
              ]
            }
          ],
          "package": {
            "name": "gimp",
            "purl": "pkg:deb/debian/gimp?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "versions": [
            "3.0.4-3",
            "3.0.4-4",
            "3.0.4-5",
            "3.0.4-6",
            "3.0.4-6.1",
            "3.0.4-6.2",
            "3.0.6-1",
            "3.2.0-1",
            "3.2.0~RC2-1",
            "3.2.0~RC2-2",
            "3.2.0~RC2-3",
            "3.2.0~RC2-3.1",
            "3.2.0~RC2-3.2",
            "3.2.0~RC2-3.3",
            "3.2.0~RC3-1",
            "3.2.2-1",
            "3.2.4-1",
            "3.2.4-2",
            "3.2.4-3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-90949.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T17:47:21.838523148Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-90949"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2026-90949"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-90949",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 416543,
  "published_at": "2026-09-14T14:17:20.84+00:00"
}