OESA-2026-3428 openssh security update

An open source implementation of SSH protocol version 2 Security Fixes: sftp in OpenSSH before 10.4 does not properly constrain the location of downloaded files when "sftp server:/path ." is used with an attacker-controlled server.CVE-2026-59995 scp in OpenSSH before 10.4 may place a file in the...

The vulnerability of the GSSAPI component of the PostgreSQL database management system, related to errors in data type mixing, allows attackers to carry out “man-in-the-middle” attacks.

The vulnerability of the GSSAPI component in the PostgreSQL database management system is related to the lack of integrity checks during the transmission of messages through the communication channel. Exploiting this vulnerability allows a malicious actor to carry out “man-in-the-middle” attacks...

BIT-POSTGRESQL-2026-14681 PostgreSQL improper enforcement of GSSAPI encryption when coupled with SSL

Improper enforcement of message integrity in PostgreSQL GSSAPI support allows a user to negotiate GSSAPI contrary to pghba.conf rules, via initial direct TLS connection. Despite a pghba.conf that appears to require GSSAPI, the connection may exchange data over TLS encryption alone. If the TLS...

PT-2026-79987

Improper enforcement of message integrity in PostgreSQL GSSAPI support allows a user to negotiate GSSAPI contrary to pg hba.conf rules, via initial direct TLS connection. Despite a pg hba.conf that appears to require GSSAPI, the connection may exchange data over TLS encryption alone. If the TLS...

tomcat6: Fix of CVE-2026-55957

CVE-2026-55957: tomcat6: JNDIRealm GSSAPI authenticated bind allowed authentication without the correct password...

GO-2026-6166 WITHDRAWN: GSS authentication completes without mutual proof in github.com/lib/pq

This report has been withdrawn with reason: "Report mistakenly added without having CVE / GHSA associated". github.com/lib/pq does not require a GSSAPI exchange to reach cryptographic completion before accepting AuthenticationOk and ReadyForQuery. After an unauthenticated peer requests GSS...

PT-2026-80407

This report has been withdrawn with reason: "Report mistakenly added without having CVE / GHSA associated". github.com/lib/pq does not require a GSSAPI exchange to reach cryptographic completion before accepting AuthenticationOk and ReadyForQuery. After an unauthenticated peer requests GSS...

Amazon Linux 2 : tomcat, --advisory ALAS2-2026-3864 (ALAS-2026-3864)

The version of tomcat installed on the remote host is prior to 7.0.76-10. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3864 advisory. Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds usi...

libssh: libssh: information disclosure via short GSSAPI Curve25519 public key

A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an out-of-bounds heap read. This could allow a remote unauthenticated attacker to disclose small...

libssh: libssh: authentication bypass via missing GSSAPI principal check

A flaw was found in libssh. On servers with GSSAPIKeyExchange enabled, the gssapi-keyex path does not verify whether the authenticated Kerberos principal is authorized for the requested local user, allowing authenticated clients to log in as arbitrary users...

ALSA-2026:55855 Important: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: libssh: information disclosure via short GSSAPI Curve25519 public key CVE-2026-59842 libssh: libssh: denial of service via zero advertised channel packet size...

Important: tomcat

Issue Overview: Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds using GSSAPI allowed attackers to authenticate without provided the correct password. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.4, fro...

SUSE CVE-2026-14681

Improper enforcement of message integrity in PostgreSQL GSSAPI support allows a user to negotiate GSSAPI contrary to pghba.conf rules, via initial direct TLS connection. Despite a pghba.conf that appears to require GSSAPI, the connection may exchange data over TLS encryption alone. If the TLS...

JLSEC-2026-1322 sshd in OpenSSH before 10.4 has an undocumented security-relevant behavior:...

sshd in OpenSSH before 10.4 has an undocumented security-relevant behavior: GSSAPIStrictAcceptorCheck has no value if the server is in Windows Active Directory...

Improper Enforcement of Message Integrity During Transmission in a Communication Channel

Overview Affected versions of this package are vulnerable to Improper Enforcement of Message Integrity During Transmission in a Communication Channel via the negotiation process between GSSAPI and TLS encryption. An attacker can bypass intended authentication and encryption requirements by...

OESA-2026-3401 buildah security update

The package provides a command line tool which can be used to create a working container from scratch or create a working container from an image as a starting point mount/umount a working container's root file system for manipulation save container's root file system layer to create a new image...

OESA-2026-3400 buildah security update

The package provides a command line tool which can be used to create a working container from scratch or create a working container from an image as a starting point mount/umount a working container's root file system for manipulation save container's root file system layer to create a new image...

OESA-2026-3399 buildah security update

The package provides a command line tool which can be used to create a working container from scratch or create a working container from an image as a starting point mount/umount a working container's root file system for manipulation save container's root file system layer to create a new image...

OESA-2026-3398 buildah security update

The package provides a command line tool which can be used to create a working container from scratch or create a working container from an image as a starting point mount/umount a working container's root file system for manipulation save container's root file system layer to create a new image...

CVE-2026-14681

Improper enforcement of message integrity in PostgreSQL GSSAPI support allows a user to negotiate GSSAPI contrary to pghba.conf rules, via initial direct TLS connection. Despite a pghba.conf that appears to require GSSAPI, the connection may exchange data over TLS encryption alone. If the TLS...