THREAT OPS › Threat News › [NVD] CVE-2026-73489 (MEDIUM 4.3) — Russh is a Rust SSH client & server library. Prior to 0.62.4, an authenticated SSH client can cause a denial of service by sending a pty-req channel request with more than 130 terminal-mode records. The parser in russh/src/server/encrypted.rs stores terminal modes in a fixed 130-
[NVD] CVE-2026-73489 (MEDIUM 4.3) — Russh is a Rust SSH client & server library. Prior to 0.62.4, an authenticated SSH client can cause a denial of service by sending a pty-req channel request with more than 130 terminal-mode records. The parser in russh/src/server/encrypted.rs stores terminal modes in a fixed 130-
CVE-2026-73489 CVSS: 4.3 MEDIUM Published: 2026-08-13T22:17:26.893
Russh is a Rust SSH client & server library. Prior to 0.62.4, an authenticated SSH client can cause a denial of service by sending a pty-req channel request with more than 130 terminal-mode records. The parser in russh/src/server/encrypted.rs stores terminal modes in a fixed 130-entry [(Pty::TTY_OP_END, 0); 130] array but continue
Indicators of compromise
- CVE-2026-73489cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-73489