RHEL 10 : golang (RHSA-2026:37436)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:37436 advisory. The golang packages provide the Go programming language compiler. Security Fixes: golang.org/x/net/idna: golang: golang.org/x/net/idna:...

ROS-20260710-73-0029

The vulnerability of the Go programming language is related to lack of access control. Exploiting this vulnerability can allow a remote attacker to increase their privileges...

EulerOS 2.0 SP12 : kata-containers (EulerOS-SA-2026-2534)

"According to the versions of the kata-containers package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : gRPC-Go is the Go language implementation of gRPC. Versions prior to 1.79.3 have an authorization bypass resulting from improper input...

ROS-20260710-73-0010

The vulnerability of the ParseAddress, ParseAddressList, and ParseDate functions in the Go programming language is related to the distribution of resources without any restrictions or regulations. Exploiting this vulnerability can allow a malicious actor to cause service failures...

GHSA-9VCR-P3RJ-Q5Q6 sigstore-go has a multi-log threshold bypass via single compromised log

Impact What kind of vulnerability is it? Who is impacted? A verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 expected defense-in-depth against the compromise of a single log instance. However, threshold counting counted verified witnesses per-entry or...

sigstore-go has a multi-log threshold bypass via single compromised log

Impact What kind of vulnerability is it? Who is impacted? A verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 expected defense-in-depth against the compromise of a single log instance. However, threshold counting counted verified witnesses per-entry or...

crypto/tls: golang: Go crypto/tls: Information disclosure in Encrypted Client Hello

A flaw was found in the crypto/tls package in Go. Handshakes utilizing Encrypted Client Hello ECH could lead to de-anonymization by a passive network observer. This is due to the disclosure of pre-shared key identities within the unencrypted client hello, allowing an attacker to potentially link...

golang: Go os.Root: Symlink following vulnerability allows directory traversal

A flaw was found in the os.Root functionality of Go on Unix systems. This vulnerability allows an attacker to bypass intended directory restrictions by crafting a path that ends with a symbolic link and a trailing slash. When a file is opened in os.Root with such a path, the symbolic link is...

golang.org/x/net/idna: golang: net/http: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing

A flaw was found in golang.org/x/net/idna. ToASCII and ToUnicode incorrectly accept Punycode-encoded labels that decode to an ASCII-only hostname for example, xn--example-.com returns example.com instead of an error. Applications that validate the ASCII form then convert to Unicode may grant acce...

Important: Red Hat Security Advisory: golang security, bug fix, and enhancement update

An update for golang is now available for Red Hat Enterprise Linux 10. 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 each vulnerability from t...

golang: Go os.Root: Symlink following vulnerability allows directory traversal

A flaw was found in the os.Root functionality of Go on Unix systems. This vulnerability allows an attacker to bypass intended directory restrictions by crafting a path that ends with a symbolic link and a trailing slash. When a file is opened in os.Root with such a path, the symbolic link is...

Security Bulletin: Due to use of Golang Go, multiple vulnerabilities affect IBM Cloud Pak System

Summary Due to use of Golang Go multiple vulnerabilities affect IBM Cloud Pak System. IBM Cloud Pak System has addressed these vulnerabilities. Vulnerability Details CVEID:CVE-2026-39827 DESCRIPTION: An authenticated SSH client that repeatedly opened channels which were rejected by the server...

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...

Security update for go1.26

This update for go1.26 fixes the following issues Update to version go1.26.5 bsc1255111 CVE-2026-39822: os: Root escape via symlink plus trailing slash bsc1271014. CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello bsc1271015. Patch Instructions: To install this SUSE update use the SU...

SUSE-SU-2026:2818-1 Security update for go1.26

This update for go1.26 fixes the following issues - Update to version go1.26.5 bsc1255111 - CVE-2026-39822: os: Root escape via symlink plus trailing slash bsc1271014. - CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello bsc1271015...

SUSE-SU-2026:2817-1 Security update for go1.25

This update for go1.25 fixes the following issues - Update to version go1.25.12 bsc1244485. - CVE-2026-25679: net/url: reject IPv6 literal not at start of host bsc1259264. - CVE-2026-27139: os: FileInfo can escape from a Root bsc1259268. - CVE-2026-27142: html/template: URLs in meta content...

GigaWiper: Anatomy of a destructive backdoor assembled from multiple malware

In this article 1. A wiper inside a backdoor 2. Backdoor capabilities 3. How GigaWiper was assembled 4. Conclusion: Multiple destructive capabilities consolidated into a single implant 5. Defending against destructive threats 6. Microsoft Defender detections 7. Indicators of compromise In October...

CVE-2026-42505

A flaw was found in the crypto/tls package in Go. Handshakes utilizing Encrypted Client Hello ECH could lead to de-anonymization by a passive network observer. This is due to the disclosure of pre-shared key identities within the unencrypted client hello, allowing an attacker to potentially link...

Important: Red Hat Security Advisory: RHTAS 1.4.2 - Tech Preview Release Of the Go based Model Transparency CLI

The Tech Preview release of the Go based RHTAS Model Transparency CLI image. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.4 The Go based RHTAS Model Transparency CLI image can be used to sign and verify AI/M...

USN-8519-1: Go Cryptography vulnerabilities

Jakub Ciolek and Nicola Murino discovered that Go Cryptography incorrectly handled SSH agent responses. An attacker could use this to cause a denial of service. CVE-2025-47913 Yuichi Watanabe discovered that Go Cryptography incorrectly handled SSH key exchanges. An attacker could use this to caus...