{"items":[{"id":"NVI-00015383","kind":"vulnerability","title":"Russh: Post-auth remote panic via pty-req with more than 130 terminal-mode records","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-cqjc-rmpq-xprq","CVE-2026-73489"],"plain_summary":"GitHub lists this reviewed advisory for russh. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-17dfd2ae55558cc1aa5e03d45c80e61b"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-12T20:56:52.000Z","value":"4.3 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-629f6ef6342496cd5ff5e77565c9e2b0"},{"kind":"CVSS","as_of":"2026-10-24T15:10:00.190Z","value":"4.3 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-17dfd2ae55558cc1aa5e03d45c80e61b"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-629f6ef6342496cd5ff5e77565c9e2b0","url":"https://github.com/advisories/GHSA-cqjc-rmpq-xprq","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-cqjc-rmpq-xprq","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T20:16:47.162Z"},{"id":"sr-17dfd2ae55558cc1aa5e03d45c80e61b","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73489","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-73489","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-08T19:45:24.870Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-629f6ef6342496cd5ff5e77565c9e2b0"],"technology":"russh","known_exclusions":[],"conditions_summary":"## Summary\n\nA post-authentication denial-of-service panic in `russh` 0.62.2 (commit\n`c4be19f1915c8682f4615c3fd50008512b474491`, current default branch `main` as\nof 2026-07-22). An authenticated client sends a `pty-req` channel request\ncarrying more than 130 terminal-mode records. The parser uses a fixed\n`[(Pty::TTY_OP_END, 0); 130]` array but increments its counter `i` for every\nvalid record (logging \"too many pty codes\" without returning), then slices\n`&modes[0..i]` — an out-of-bounds slice that **panics** (`range end index 131\nout of range for slice of length 130`) before the application `pty_request`\nhandler runs.\n\nThis is reachable with the **default** server configuration and the **default**\ncrypto config (curve25519-sha256 + chacha20-poly1305), requiring only an\nauthenticated session channel — no caller-supplied parameter. It is reproduced\nend-to-end against the unmodified real russh 0.62.2 library (a real\n`russh::client` + `russh::server` over TCP, using the public\n`Channel::request_pty(...)` API); the PoC below links the real crate, not a\ncopied snippet. The defect is still present on `main` HEAD (`v0.62.3`,\n2026-07-22) and is not covered by any of the 11 published russh GH","public_affected_ranges":["<= 0.62.3"]}],"null_published_at":"2026-11-08T19:53:44.029Z","source_updated_at":"2026-08-12T20:56:52.000Z","source_disclosed_at":"2026-07-24T16:46:13.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-02T20:16:47.162Z"},{"id":"NVI-00015383","kind":"vulnerability","title":"Russh: Post-auth remote panic via pty-req with more than 130 terminal-mode records","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-cqjc-rmpq-xprq","CVE-2026-73489"],"plain_summary":"GitHub lists this reviewed advisory for russh. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-629f6ef6342496cd5ff5e77565c9e2b0"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-12T20:56:52.000Z","value":"4.3 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-629f6ef6342496cd5ff5e77565c9e2b0"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-629f6ef6342496cd5ff5e77565c9e2b0","url":"https://github.com/advisories/GHSA-cqjc-rmpq-xprq","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-cqjc-rmpq-xprq","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T20:16:47.162Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-629f6ef6342496cd5ff5e77565c9e2b0"],"technology":"russh","known_exclusions":[],"conditions_summary":"## Summary\n\nA post-authentication denial-of-service panic in `russh` 0.62.2 (commit\n`c4be19f1915c8682f4615c3fd50008512b474491`, current default branch `main` as\nof 2026-07-22). An authenticated client sends a `pty-req` channel request\ncarrying more than 130 terminal-mode records. The parser uses a fixed\n`[(Pty::TTY_OP_END, 0); 130]` array but increments its counter `i` for every\nvalid record (logging \"too many pty codes\" without returning), then slices\n`&modes[0..i]` — an out-of-bounds slice that **panics** (`range end index 131\nout of range for slice of length 130`) before the application `pty_request`\nhandler runs.\n\nThis is reachable with the **default** server configuration and the **default**\ncrypto config (curve25519-sha256 + chacha20-poly1305), requiring only an\nauthenticated session channel — no caller-supplied parameter. It is reproduced\nend-to-end against the unmodified real russh 0.62.2 library (a real\n`russh::client` + `russh::server` over TCP, using the public\n`Channel::request_pty(...)` API); the PoC below links the real crate, not a\ncopied snippet. The defect is still present on `main` HEAD (`v0.62.3`,\n2026-07-22) and is not covered by any of the 11 published russh GH","public_affected_ranges":["<= 0.62.3"]}],"null_published_at":"2026-11-03T10:03:31.361Z","source_updated_at":"2026-08-12T20:56:52.000Z","source_disclosed_at":"2026-07-24T16:46:13.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-02T20:16:47.162Z"}],"next_cursor":null,"snapshot_revision":"42594"}