GHSA-CQJC-RMPQ-XPRQ Russh: Post-auth remote panic via pty-req with more than 130 terminal-mode records

Summary A post-authentication denial-of-service panic in russh 0.62.2 commit c4be19f1915c8682f4615c3fd50008512b474491, current default branch main as of 2026-07-22. An authenticated client sends a pty-req channel request carrying more than 130 terminal-mode records. The parser uses a fixed...

EUVD-2026-36131

Russh SSH message fields were decoded through allocation-first parsers before field-specific bounds...

EUVD-2026-36130

Russh: SSH identification parsing accepted non-canonical client banners and did not bound pre-banner input...

Linux Distros Unpatched Vulnerability : CVE-2026-48110

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.0, several russh client and server message handlers decoded...

Linux Distros Unpatched Vulnerability : CVE-2026-48108

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Russh is a Rust SSH client & server library. From version 0.34.0-beta.1 to before version 0.61.0, russh did not enforce the SSH identification-string rules as...

Linux Distros Unpatched Vulnerability : CVE-2026-46705

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Russh is a Rust SSH client & server library. From version 0.34.0-beta.1 to before version 0.61.0, the russh server authentication path keeps internal userauth...

Linux Distros Unpatched Vulnerability : CVE-2026-48107

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Russh is a Rust SSH client & server library. From version 0.37.0 to before version 0.61.0, in the russh client keyboard-interactive authentication path, a...

Linux Distros Unpatched Vulnerability : CVE-2026-46673

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Russh is a Rust SSH client & server library. Prior to version 0.60.3, CryptoVec used unchecked capacity growth, unchecked length arithmetic, and unsafe...

Linux Distros Unpatched Vulnerability : CVE-2026-46702

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.1, when SSH compression is enabled, russh accepted compressed packets...

DEBIAN-CVE-2026-48108

Russh is a Rust SSH client & server library. From version 0.34.0-beta.1 to before version 0.61.0, russh did not enforce the SSH identification-string rules as deliberately as OpenSSH. In particular, the server-side identification reader used the same permissive path as the client, allowing...

DEBIAN-CVE-2026-48110

Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.0, several russh client and server message handlers decoded attacker-controlled SSH strings, name-lists, and byte fields into owned allocations before applying field-specific bounds. A remote SSH peer could se...

CVE-2026-48108

Russh is a Rust SSH client & server library. From version 0.34.0-beta.1 to before version 0.61.0, russh did not enforce the SSH identification-string rules as deliberately as OpenSSH. In particular, the server-side identification reader used the same permissive path as the client, allowing...

CVE-2026-48110

Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.0, several russh client and server message handlers decoded attacker-controlled SSH strings, name-lists, and byte fields into owned allocations before applying field-specific bounds. A remote SSH peer could se...

DEBIAN-CVE-2026-48107

Russh is a Rust SSH client & server library. From version 0.37.0 to before version 0.61.0, in the russh client keyboard-interactive authentication path, a malicious SSH server could send a USERAUTHINFOREQUEST with an attacker-controlled prompt count, and the client would use that raw count direct...

DEBIAN-CVE-2026-46673

Russh is a Rust SSH client & server library. Prior to version 0.60.3, CryptoVec used unchecked capacity growth, unchecked length arithmetic, and unsafe allocation/locking paths. In current russh releases, local SSH agent peers could still feed attacker-controlled frame lengths into buffer growth...

DEBIAN-CVE-2026-46705

Russh is a Rust SSH client & server library. From version 0.34.0-beta.1 to before version 0.61.0, the russh server authentication path keeps internal userauth state across SSHMSGUSERAUTHREQUEST messages without separating that state when the request principal changes. RFC 4252 allows the user nam...

CVE-2026-46673

Russh is a Rust SSH client & server library. Prior to version 0.60.3, CryptoVec used unchecked capacity growth, unchecked length arithmetic, and unsafe allocation/locking paths. In current russh releases, local SSH agent peers could still feed attacker-controlled frame lengths into buffer growth...

CVE-2026-46705

Russh is a Rust SSH client & server library. From version 0.34.0-beta.1 to before version 0.61.0, the russh server authentication path keeps internal userauth state across SSHMSGUSERAUTHREQUEST messages without separating that state when the request principal changes. RFC 4252 allows the user nam...

CVE-2026-48110

Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.0, several russh client and server message handlers decoded attacker-controlled SSH strings, name-lists, and byte fields into owned allocations before applying field-specific bounds. A remote SSH peer could se...

CVE-2026-48108

Russh (Rust SSH client/server library) prior to 0.61.0 allowed non-canonical client identification and did not bound pre-banner input on the server side, enabling malformed pre-auth identification to potentially exhaust connection resources. The issue affects versions 0.34.0-beta.1 through before...