LibRaw: Fix of CVE-2026-20889

{
  "id": "3fd24734c0ac97c8a339d273967aceac12cd08826e891f2f7cdd26f17357699e",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1783353880",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "LibRaw: Fix of CVE-2026-20889",
    "summary": "- CVE-2026-20889: fix heap-based buffer overflow in x3f_thumb_loader() by adding thumbnail allocation size checks (ELSCVE-135084)",
    "evidence": "osv:CLSA-2026-1783353880",
    "products": [
      {
        "name": {
          "value": "LibRaw",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.20.2-5.el9_2.tuxcare.els4",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "LibRaw-devel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.20.2-5.el9_2.tuxcare.els4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "LibRaw-samples",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.20.2-5.el9_2.tuxcare.els4",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "LibRaw-static",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.20.2-5.el9_2.tuxcare.els4",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1783353880",
      "aliases": [
        "CLSA-2026-1783353880"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.20.2-5.el9_2.tuxcare.els4"
                }
              ]
            }
          ],
          "package": {
            "name": "LibRaw",
            "purl": "pkg:rpm/tuxcare/LibRaw?distro=almalinux-9.2",
            "ecosystem": "TuxCare:AlmaLinux:9.2"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1783353880.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.20.2-5.el9_2.tuxcare.els4"
                }
              ]
            }
          ],
          "package": {
            "name": "LibRaw-devel",
            "purl": "pkg:rpm/tuxcare/LibRaw-devel?distro=almalinux-9.2",
            "ecosystem": "TuxCare:AlmaLinux:9.2"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1783353880.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.20.2-5.el9_2.tuxcare.els4"
                }
              ]
            }
          ],
          "package": {
            "name": "LibRaw-samples",
            "purl": "pkg:rpm/tuxcare/LibRaw-samples?distro=almalinux-9.2",
            "ecosystem": "TuxCare:AlmaLinux:9.2"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1783353880.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0.20.2-5.el9_2.tuxcare.els4"
                }
              ]
            }
          ],
          "package": {
            "name": "LibRaw-static",
            "purl": "pkg:rpm/tuxcare/LibRaw-static?distro=almalinux-9.2",
            "ecosystem": "TuxCare:AlmaLinux:9.2"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1783353880.json"
          }
        }
      ],
      "modified": "2026-10-26T09:30:09.776753368Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-20889"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1783353880.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-20889"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-20889",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 446877,
  "published_at": "2026-07-06T16:04:55+00:00"
}