CLEANSTART-2026-MS71426 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

CVE-2026-39834 affects multiple packages. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress. See references for individu...

CVE-2026-77375

The open-source file transfer solution SFTPGo is vulnerable to a Denial of Service (DoS) condition in versions prior to 2.7.5 . An authenticated SSH user can trigger an unhandled error by sending a malformed protocol message while opening a channel. This flaw causes the server process to terminat...

CVE-2026-77375 SFTPGo: Denial of service via malformed SSH channel request

SFTPGo is an open source, event-driven file transfer solution. Prior to 2.7.5, an authenticated SSH user can send a malformed protocol message while opening a channel, causing an unhandled error that terminates the server process and affects all connected users until restart. No confidentiality o...

CVE-2025-32433

CVE-2025-32433 – Erlang/OTP SSH RCE Vulnerability 📌 Summary CVE-2025-32433 is a remote code execution RCE vulnerability affecting the Erlang/OTP SSH daemon. The root cause is improper handling of pre-authentication SSH channel requests which can be crafted by an attacker to cause arbitrary comman...

CLEANSTART-2026-FD78851 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

CVE-2026-39834 affects multiple packages. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress. See references for individu...

CLEANSTART-2026-OL23592 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

CVE-2026-39834 affects multiple packages. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress. See references for individu...

CLEANSTART-2026-AG86727 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

CVE-2026-39834 affects multiple packages. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress. See references for individu...

CLEANSTART-2026-MV50731 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

Security vulnerability affects the consul package. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress...

CLEANSTART-2026-AI26012 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

Security vulnerability affects the kube-state-metrics-fips package. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress...

CLEANSTART-2026-UG93832 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

Security vulnerability affects the containerd package. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress...

CLEANSTART-2026-UN89941 When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pa...

Security vulnerability affects the loki package. When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty packets without making progress...

Security update for gh (important)

openSUSE Security Update: Security update for gh Announcement ID: openSUSE-SU-2026:0333-1 Rating: important References: 1278604 Cross-References: CVE-2026-56854 CVE-2026-56855 CVE-2026-78662 CVSS scores: CVE-2026-56854 SUSE: 8.6 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N...

openSUSE 16 Security Update : gh (openSUSE-SU-2026:21861-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21861-1 advisory. Changes in gh: Update to version 2.100.0, fixing two deadlock issues in the vendored golang.org/x/crypto/ssh library reachable via crafted SSH...

Security update for gh (important)

openSUSE security update: security update for gh ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21861-1 Rating: important References: bsc1278604 Cross-References: CVE-2026-56854 CVE-2026-56855 CVE-2026-78662 CVSS scores: CVE-2026-56854 SUSE : 8.1...

OPENSUSE-SU-2026:21861-1 Security update for gh

This update for gh fixes the following issues: Changes in gh: Update to version 2.100.0, fixing two deadlock issues in the vendored golang.org/x/crypto/ssh library reachable via crafted SSH channel messages CVE-2026-56854, CVE-2026-56855, CVE-2026-78662, bsc1278604: Fix gh api telemetry disableme...

CVE-2026-56855

A flaw was found in golang.org/x/crypto/ssh. After a channel has been established, a remote malicious peer could send specially crafted messages. This could lead to a deadlock of the entire connection, resulting in a Denial of Service DoS for the affected system. Mitigation Red Hat is not aware o...

AZL-99210 CVE-2026-56855 affecting package docker-compose for versions less than 2.27.0-14

Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. Now, we handle all RFC 4254 channel messages; global requests are handled explicitly. Then, treat all other messages as a protocol error and tear the connectio...

AZL-99318 CVE-2026-56855 affecting package packer for versions less than 1.9.5-21

Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. Now, we handle all RFC 4254 channel messages; global requests are handled explicitly. Then, treat all other messages as a protocol error and tear the connectio...

AZL-99282 CVE-2026-56855 affecting package moby-engine 25.0.3-20

Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. Now, we handle all RFC 4254 channel messages; global requests are handled explicitly. Then, treat all other messages as a protocol error and tear the connectio...

AZL-99255 CVE-2026-56855 affecting package kubernetes for versions less than 1.30.10-30

Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. Now, we handle all RFC 4254 channel messages; global requests are handled explicitly. Then, treat all other messages as a protocol error and tear the connectio...