{"id":"CVE-2026-20889","details":"A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.","modified":"2026-05-28T04:11:17.227968142Z","published":"2026-04-07T13:49:27.912Z","related":["ALSA-2026:13284","SUSE-SU-2026:1555-1","SUSE-SU-2026:1556-1","SUSE-SU-2026:21360-1","openSUSE-SU-2026:10565-1","openSUSE-SU-2026:20574-1"],"database_specific":{"cwe_ids":["CWE-190"],"cna_assigner":"talos","unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"last_affected":"Commit d20315b"}]}],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/20xxx/CVE-2026-20889.json"},"references":[{"type":"WEB","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2026-2358"},{"type":"WEB","url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2358"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/20xxx/CVE-2026-20889.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20889"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libraw/libraw","events":[{"introduced":"0"},{"last_affected":"0b56545a4f828743f28a4345cdfdd4c49f9f9a2a"}],"database_specific":{"source":"CPE_STRING","extracted_events":[{"introduced":"0"},{"last_affected":"0.22.0"}],"cpe":"cpe:2.3:a:libraw:libraw:0.22.0:*:*:*:*:*:*:*"}}],"versions":["0.22.0","0.21.1","0.21.0","0.21-Beta1","0.20.2","0.20.1","0.20.0","0.20-RC2","0.18.0","0.17.0","0.16.0","0.15.0","0.14.6","0.14.5","0.14.4","0.14.3","0.14.2","0.14.1","0.14.0","0.13.6","0.13.5","0.13.4","0.13.3","0.13.2","0.13.1","0.13.0","0.12.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-20889.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}