{"id":"CVE-2022-44797","aliases":["GHSA-2chg-86hq-7w38","GO-2022-1098"],"url":"https://o3.security/vulnerability/CVE-2022-44797","summary":"btcd mishandles witness size checking","details":"btcd before 0.23.2, as used in Lightning Labs lnd before 0.15.2-beta and other Bitcoin-related products, mishandles witness size checking.","published":"2022-11-07T00:00:00Z","modified":"2026-08-12T03:51:08.682977745Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.0123,"percentile":0.66171,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Go","name":"github.com/btcsuite/btcd","fixedVersion":"0.23.2"},{"ecosystem":"Go","name":"github.com/lightningnetwork/lnd","fixedVersion":"0.15.2-beta"}],"fix":{"url":"https://github.com/btcsuite/btcd/pull/1896","label":"btcsuite/btcd#1896"},"references":[{"type":"WEB","url":"https://github.com/btcsuite/btcd/releases/tag/v0.23.2"},{"type":"WEB","url":"https://github.com/lightningnetwork/lnd/releases/tag/v0.15.2-beta"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/44xxx/CVE-2022-44797.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-44797"},{"type":"REPORT","url":"https://github.com/lightningnetwork/lnd/issues/7002"},{"type":"FIX","url":"https://github.com/btcsuite/btcd/pull/1896"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:08.682977745Z"}}