Security update for amazon-ssm-agent

This update for amazon-ssm-agent fixes the following issue: CVE-2026-56854: golang.org/x/crypto/ssh: source-address restriction bypassed in 5 callback families bsc1278681 CVE-2026-56855: golang.org/x/crypto/ssh: prevent DoS on deadlocked established channel bsc1278681 CVE-2026-78662:...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted messages

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...

SUSE SLES15 Security Update : apptainer (SUSE-SU-2026:4308-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4308-1 advisory. - CVE-2026-56854: golang.org/x/crypto/ssh: source-address restriction bypassed in 5 callback families bsc1278666. - CVE-2026-56855:...

Security update for amazon-ssm-agent (important)

openSUSE security update: security update for amazon-ssm-agent ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21884-1 Rating: important References: bsc1276981 bsc1276994 bsc1278681 Cross-References: CVE-2026-56854 CVE-2026-56855 CVE-2026-71556...

SUSE-SU-2026:4308-1 Security update for apptainer

This update for apptainer fixes the following issues: - CVE-2026-56854: golang.org/x/crypto/ssh: source-address restriction bypassed in 5 callback families bsc1278666. - CVE-2026-56855: golang.org/x/crypto/ssh: prevent DoS on deadlocked established channel bsc1278666. - CVE-2026-78662:...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via resource leak from unsolicited SSH responses

A flaw was found in golang.org/x/crypto/ssh. A remote malicious SSH peer can exploit this by sending unsolicited global request responses, which fills an internal buffer and blocks the connection's read loop. This prevents the associated resources from being released, leading to a resource leak p...

Security update for amazon-ssm-agent

This update for amazon-ssm-agent fixes the following issues: CVE-2026-56854: golang.org/x/crypto/ssh: source-address restriction bypassed in 5 callback families bsc1278681 CVE-2026-56855: golang.org/x/crypto/ssh: prevent DoS on deadlocked established channel bsc1278681 CVE-2026-78662:...

Security Bulletin: Impacted IBM optim versions 1.0.0, 1.1.0 by vulnerability in golang.org/x/crypto/ssh/agent

Summary Impacted IBM optim versions 1.0.0, 1.1.0 by vulnerability in golang.org/x/crypto/ssh/agent, IBM Optim 1.2.0 resolves these vulnerabilities by upgrading the affected open-source dependencies to fixed versions. Vulnerability Details CVEID:CVE-2025-47913 DESCRIPTION: SSH clients receiving...

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...

Fedora 43 : opkssh (2026-38b019a0f0)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-38b019a0f0 advisory. Update the bundled golang.org/x/crypto to v0.56.0, which fixes CVE-2026-56855 and CVE-2026-78662 denial of service via crafted channel messages in...

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...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted AES-GCM packet decoder inputs

A flaw was found in golang.org/x/crypto/ssh. A remote attacker could send specially crafted inputs to the AES-GCM packet decoder. This could lead to an incorrectly placed cast from bytes to an integer, causing a server-side panic and resulting in a Denial of Service DoS for the affected system...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Security key bypass due to missing user presence check

A flaw was found in golang.org/x/crypto/ssh. The Verify method, responsible for FIDO/U2F security key types, did not properly check for user presence. This allowed signatures to be accepted without requiring a physical touch on the hardware security key. As a result, an attacker could potentially...

openSUSE 16 Security Update : trivy (openSUSE-SU-2026:21835-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21835-1 advisory. - CVE-2026-53495: containerd: CRI ExecSync goroutine leak can lead to node-level denial of service bsc1280111. - CVE-2026-56854:...

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...

golang.org/x/crypto/ssh/agent: golang.org/x/crypto/ssh/agent: Security bypass due to improper handling of key restrictions

A flaw was found in golang.org/x/crypto/ssh/agent. When a key was added to a remote agent, security restrictions, known as constraint extensions, were not properly processed during the request. This allowed these restrictions to be silently removed when keys were forwarded, leading to the...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via resource leak from unsolicited SSH responses

A flaw was found in golang.org/x/crypto/ssh. A remote malicious SSH peer can exploit this by sending unsolicited global request responses, which fills an internal buffer and blocks the connection's read loop. This prevents the associated resources from being released, leading to a resource leak p...

Important: Red Hat Security Advisory: podman security update

An update for podman is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted public key with excessive parameters

A flaw was found in golang.org/x/crypto/ssh. The RSA and DSA public key parsers in the affected component did not enforce size limits on key parameters. This vulnerability allows an unauthenticated client to provide a crafted public key with an excessively large modulus or DSA parameter during...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted AES-GCM packet decoder inputs

A flaw was found in golang.org/x/crypto/ssh. A remote attacker could send specially crafted inputs to the AES-GCM packet decoder. This could lead to an incorrectly placed cast from bytes to an integer, causing a server-side panic and resulting in a Denial of Service DoS for the affected system...