GHSA-47HW-GVQ5-R2GM russh: Client-side channel-scoped Handler callbacks fire for channel IDs the client never opened

Summary CVE-2026-68930 was fixed by adding Session::isestablishedchannel in russh/src/server/encrypted.rs, which gates every channel-scoped SERVER-side message CHANNELREQUEST, CHANNELDATA, CHANNELEOF, CHANNELCLOSE, CHANNELWINDOWADJUST, CHANNELEXTENDEDDATA on enc.channels.get&channel.issomeand|c|...

EUVD-2026-89206

russh: Client-side channel-scoped Handler callbacks fire for channel IDs the client never opened...

CVE-2026-102823

Russh is a Rust SSH client and server library. Prior to 0.63.1, clientreadauthenticated in russh/src/client/encrypted.rs forwards CHANNELDATA, CHANNELEXTENDEDDATA, CHANNELEOF, CHANNELCLOSE, CHANNELOPENFAILURE, CHANNELSUCCESS, CHANNELFAILURE, and CHANNELREQUEST subtypes exit-status, exit-signal, a...

DEBIAN-CVE-2026-102823

Russh is a Rust SSH client and server library. Prior to 0.63.1, clientreadauthenticated in russh/src/client/encrypted.rs forwards CHANNELDATA, CHANNELEXTENDEDDATA, CHANNELEOF, CHANNELCLOSE, CHANNELOPENFAILURE, CHANNELSUCCESS, CHANNELFAILURE, and CHANNELREQUEST subtypes exit-status, exit-signal, a...

UBUNTU-CVE-2026-102823

Russh is a Rust SSH client and server library. Prior to 0.63.1, clientreadauthenticated in russh/src/client/encrypted.rs forwards CHANNELDATA, CHANNELEXTENDEDDATA, CHANNELEOF, CHANNELCLOSE, CHANNELOPENFAILURE, CHANNELSUCCESS, CHANNELFAILURE, and CHANNELREQUEST subtypes exit-status, exit-signal, a...

CVE-2026-102823

Russh is a Rust SSH client and server library. Prior to 0.63.1, clientreadauthenticated in russh/src/client/encrypted.rs forwards CHANNELDATA, CHANNELEXTENDEDDATA, CHANNELEOF, CHANNELCLOSE, CHANNELOPENFAILURE, CHANNELSUCCESS, CHANNELFAILURE, and CHANNELREQUEST subtypes exit-status, exit-signal, a...

CVE-2026-102823 russh: Client-side channel-scoped Handler callbacks fire for channel IDs the client never opened

Russh is a Rust SSH client and server library. Prior to 0.63.1, clientreadauthenticated in russh/src/client/encrypted.rs forwards CHANNELDATA, CHANNELEXTENDEDDATA, CHANNELEOF, CHANNELCLOSE, CHANNELOPENFAILURE, CHANNELSUCCESS, CHANNELFAILURE, and CHANNELREQUEST subtypes exit-status, exit-signal, a...

CVE-2026-102823 russh: Client-side channel-scoped Handler callbacks fire for channel IDs the client never opened

Russh is a Rust SSH client and server library. Prior to 0.63.1, clientreadauthenticated in russh/src/client/encrypted.rs forwards CHANNELDATA, CHANNELEXTENDEDDATA, CHANNELEOF, CHANNELCLOSE, CHANNELOPENFAILURE, CHANNELSUCCESS, CHANNELFAILURE, and CHANNELREQUEST subtypes exit-status, exit-signal, a...

CVE-2026-102823

The russh Rust SSH client and server library is vulnerable in versions prior to 0.63.1 due to a flaw in russh/src/client/encrypted.rs. The client_read_authenticated function forwards various channel lifecycle events (such as CHANNEL_DATA, CHANNEL_EOF, and CHANNEL_CLOSE) to public client::Handler ...

CVE-2026-102823: Improper Input Validation

Russh is a Rust SSH client and server library. Prior to 0.63.1, clientreadauthenticated in russh/src/client/encrypted.rs forwards CHANNELDATA, CHANNELEXTENDEDDATA, CHANNELEOF, CHANNELCLOSE, CHANNELOPENFAILURE, CHANNELSUCCESS, CHANNELFAILURE, and CHANNELREQUEST subtypes exit-status, exit-signal, a...