GHSA-4R3C-5HPG-58QR Russh SSH message fields were decoded through allocation-first parsers before field-specific bounds

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

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...

GHSA-76R6-X97P-67VR Russh: SSH identification parsing accepted non-canonical client banners and did not bound pre-banner input

Summary 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 pre-banner lines from clients, and the reader did not enforce a bounded number of pre-banner...

EUVD-2026-36129

Russh: Unchecked keyboard-interactive prompt count in client auth path...

GHSA-G9G7-5CGW-6V28 Russh: Unchecked keyboard-interactive prompt count in client auth path

Summary 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 directly in Vec::withcapacity... before validating that enough prompt data was actually...

Russh: Unchecked keyboard-interactive prompt count in client auth path

Summary 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 directly in Vec::withcapacity... before validating that enough prompt data was actually...

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-2026-46702

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...

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-2026-48108

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-2026-48110

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-2026-42189

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 0.60.1, a pre-authentication denial-of- service vulnerability exists in the server's...

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...

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...

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...

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-2026-46702

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 whose on-wire size passed the normal transport packet-length checks but whose decompressed size was much larger. This allowed a remote peer...