{"id":"GHSA-gwc9-m7rh-j2ww","summary":"x/crypto/ssh vulnerable to panic via malformed packets","details":"The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an unauthenticated attacker to panic an SSH server. When using AES-GCM or ChaCha20Poly1305, consuming a malformed packet which contains an empty plaintext causes a panic.","aliases":["CVE-2021-43565","GO-2022-0968"],"modified":"2026-07-17T21:12:38.193163310Z","published":"2022-09-07T00:01:52Z","database_specific":{"github_reviewed_at":"2022-09-16T17:40:34Z","nvd_published_at":"2022-09-06T18:15:00Z","cwe_ids":[],"severity":"HIGH","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43565"},{"type":"WEB","url":"https://go.dev/cl/368814"},{"type":"WEB","url":"https://go.dev/issues/49932"},{"type":"WEB","url":"https://groups.google.com/forum/#!forum/golang-announce"},{"type":"WEB","url":"https://groups.google.com/g/golang-announce/c/2AR1sKiM-Qs"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2022-0968"}],"affected":[{"package":{"name":"golang.org/x/crypto","ecosystem":"Go","purl":"pkg:golang/golang.org/x/crypto"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.0-20211202192323-5770296d904e"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/09/GHSA-gwc9-m7rh-j2ww/GHSA-gwc9-m7rh-j2ww.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}