crypto/x509: Incorrect enforcement of email constraints in crypto/x509

A certificate validation flaw has been discovered in the golang crypto/x509 module. When verifying a certificate chain which contains a certificate containing multiple email address constraints which share common local portions but different domain portions, these constraints will not be properly...

github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object

A flaw was found in Go JOSE, a library for handling JSON Web Encryption JWE objects. A remote attacker could exploit this vulnerability by providing a specially crafted JWE object. When decrypting such an object, if a key wrapping algorithm is specified but the encrypted key field is empty, the...

golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root

A flaw was found in the internal/syscall/unix package in the Go standard library. If the target of the Root.Chmod function is replaced with a symbolic link during execution, specifically after Root.Chmod checks the target but before acting, the chmod operation will be performed on the file the...

google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation

A flaw was found in gRPC-Go, the Go language implementation of gRPC. This vulnerability, an authorization bypass, is caused by improper input validation of the HTTP/2 :path pseudo-header. A remote attacker can exploit this by sending raw HTTP/2 frames with a malformed :path that omits the mandato...

crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation

A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...

golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root

A flaw was found in the internal/syscall/unix package in the Go standard library. If the target of the Root.Chmod function is replaced with a symbolic link during execution, specifically after Root.Chmod checks the target but before acting, the chmod operation will be performed on the file the...

Important: Red Hat Security Advisory: rhc security update

An update for rhc is now available for Red Hat Enterprise Linux 10.0 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 ea...

crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building

A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building

A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...

RockyLinux 9 : podman (RLSA-2026:19173)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:19173 advisory. github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption JWE object CVE-2026-34986 Tenable has...

RockyLinux 10 : go-fdo-client (RLSA-2026:19139)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:19139 advisory. crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages CVE-2026-32283 Tenable has extracted the preceding description blo...

RockyLinux 10 : go-fdo-server (RLSA-2026:19137)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:19137 advisory. github.com/jackc/pgx/v5: github.com/jackc/pgx: Memory-safety vulnerability CVE-2026-33816 crypto/tls: golang: Go crypto/tls: Denial of Service via...

AZL-98808 CVE-2026-42507 affecting package golang 1.27.1-1

When returning errors, functions in the net/textproto package would include its input as part of the error. This might allow an attacker to inject misleading content to errors that are printed or logged...

AZL-89384 CVE-2026-27145 affecting package golang for versions less than 1.26.4-1

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

Allocation of Resources Without Limits or Throttling

Overview std/crypto/x509 is a Go standard library package std/crypto/x509 Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling. Go Vulnerability Report: x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS...

Improper Output Neutralization for Logs

Overview std/net/textproto is a Go standard library package std/net/textproto Affected versions of this package are vulnerable to Improper Output Neutralization for Logs. Go Vulnerability Report: When returning errors, functions in the net/textproto package would include its input as part of the...

CVE-2026-10616

A weakness has been identified in nextlevelbuilder GoClaw up to 3.11.3. The impacted element is the function TeamTasksTool.executeComplete of the file internal/tools/teamtaskslifecycle.go of the component Team Task Completion Handler. Executing a manipulation can lead to missing authorization. Th...

podman security update

An update is available for podman. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The podman tool manages pods, container images, and containers. It is part of...

OPENSUSE-SU-2026:20893-1 Security update for cloudflared

This update for cloudflared fixes the following issues: Changes in cloudflared: - Update version to 2026.5.2 Add more information to proxy-dns removal message Update tail command to use /management/logs endpoint Add cloudflared management token command Fix bugs Update golang.org/x/net to 0.55.0...