{"id":"RUSTSEC-2026-0154","revision":"08aa6908e9584583b59b5f5c325b5177","records":[{"revision":"08aa6908e9584583b59b5f5c325b5177","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"RUSTSEC-2026-0154","aliases":["CVE-2026-46673","GHSA-g9f8-wqj9-fjw5","RUSTSEC-2026-0153"],"title":"Unbounded 32-bit allocation","description":"Both the SSH agent server and client accepted peer-controlled frame lengths\nwithout enforcing a maximum frame size. This could cause large memory\nallocations while parsing a maliciously crafted agent frame.\n\nA malicious peer could advertise an oversized frame length, causing the client\nor server to attempt a large memory allocation before validating the frame,\npotentially leading to memory exhaustion or process termination.\n\nThis is fixed by enforcing a maximum agent frame size of 256 KiB and\nrejecting oversized frames before buffer allocation.","state":0,"publishedAt":"2026-05-15T12:00:00+00:00","modifiedAt":"2026-10-12T18:00:13.5698929+00:00","affected":[{"ecosystem":"crates.io","name":"russh","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.0.0-0"},{"kind":"fixed","version":"0.60.3"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":null,"severity":null}],"references":["https://crates.io/crates/russh","https://rustsec.org/advisories/RUSTSEC-2026-0154.html","https://github.com/Eugeny/russh/commit/a2d48a71fe93d18cbd666c8d53d0882f5ce110c4"],"sourceUrl":"https://osv.dev/vulnerability/RUSTSEC-2026-0154","license":"OSV · upstream source license applies","key":"osv:RUSTSEC-2026-0154","identifiers":["RUSTSEC-2026-0154","CVE-2026-46673","GHSA-g9f8-wqj9-fjw5","RUSTSEC-2026-0153"]},"retained":false,"historicalAffected":[]}],"coverage":[]}