Linux Distros Unpatched Vulnerability : CVE-2026-58162

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The Apache Traffic Server certifier plugin generates certificates based on attacker-controlled client SNI. This issue affects Apache Traffic Server: from 8.0.0...

kernel security update

6.12.0-211.34.1 - Add new Oracle Linux Driver Signing key 1 certificate Orabug: 37985782 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list...

CVE-2026-58227

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

DEBIAN-CVE-2026-58227

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

CVE-2026-56821

A flaw was found in netty-handler-ssl-ocsp, a component of the Netty network application framework. The Online Certificate Status Protocol OCSP stapling validator in this component does not properly check certificate revocation status. This can allow an attacker to use revoked certificates withou...

EUVD-2026-49315

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

CVE-2026-58227 TLS/DTLS denial of service via unbounded recursion on cross-signed peer certificate chain

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

CVE-2026-58227 TLS/DTLS denial of service via unbounded recursion on cross-signed peer certificate chain

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

CVE-2026-58227

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

BIT-OPENBAO-2026-39388 OpenBao's Certificate Authentication Allows Token Renewal With Different Certificate

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, OpenBao's Certificate authentication method, when a token renewal is requested and disablebinding=true is set, attempts to verify the current request's presented mTLS certificate matches the original. Toke...

Erlang/OTP -- TLS denial of service using invalid certificate chains

https://github.com/erlang/otp/security/advisories/GHSA-r5jr-mq46-vmhw reports: A TLS/DTLS peer can crash the remote node by sending a certificate chain containing two mutually cross-signed certificates in unordered form. When the receiving side attempts to build a valid chain path, it enters...

PT-2026-64989

Name of the Vulnerable Software and Affected Versions Erlang/OTP versions 23.2 through 27.3.4.14 Erlang/OTP version 28.5.0.3 Erlang/OTP version 29.0.3 Description The ssl application fails to detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake...

Linux Distros Unpatched Vulnerability : CVE-2026-56624

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper certificate validation in Apache MINA SSHD server-side. Apache MINA SSHD is a Java library for client-side and server-side SSH. Server-side OpenSSH use...

CVE-2026-54342

The CVE affects epa4all prior to 2026-05-20, where TLS certificate verification is disabled on CXF transport clients. A network attacker can intercept connections between epa4all and backends (ePA Aktensystem, Konnektor, IDP, TSS) by presenting a self-signed certificate. For non-VAU backends (Kon...

Oracle Linux 10 : kernel (ELSA-2026-44270)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-44270 advisory. 6.12.0-211.38.1 - Add new Oracle Linux Driver Signing key 1 certificate Orabug: 37985782 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux...

github.com/sigstore/sigstore-go: sigstore-go: Signature bypass allows acceptance of bundles signed with expired keys

A flaw was found in sigstore-go, a software library used for verifying digital signatures. This vulnerability specifically affects the workflow for self-managed long-lived signing keys that do not use certificates. An attacker who possesses an expired signing key can exploit this by creating and...

kernel security update

6.12.0-211.38.1 - Add new Oracle Linux Driver Signing key 1 certificate Orabug: 37985782 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list...

CVE-2026-13067

When PROXY protocol v2 is used on the Unix domain socket path, roles derived from X.509 client certificates may not be validated against the configured tlsCATrusts allow-list. This can result in unintended role assignments following MONGODB-X509 authentication. Affected scenarios require local...

SUSE CVE-2026-59849

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...

gnutls: gnutls: Security bypass due to incorrect name constraint handling

A flaw was found in gnutls. This vulnerability occurs because permitted name constraints were incorrectly ignored when previous Certificate Authorities CAs only had excluded name constraints. A remote attacker could exploit this to bypass critical name constraint checks during certificate...