Important: Red Hat Security Advisory: redhat-ds:12 security update

An update for the redhat-ds:12 module is now available for Red Hat Directory Server 12.2 E4S for RHEL 9. 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...

389-ds-base: 389-ds-base: pre-authentication stack buffer overflow in get_ruvelement_from_berval() via unbounded replica ID parsing

A stack buffer overflow flaw was found in 389 Directory Server 389-ds-base. The getruvelementfromberval function in repl5ruv.c copies digit characters from a network-supplied RUV berval into a fixed 16-byte stack buffer without bounds checking. A remote unauthenticated attacker can crash the LDAP...

389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check

A flaw was found in 389 Directory Server. An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV replication status-check extended operation. Because the handler performs the search against cn=config with elevated replication plugin privileges and returns a boolean...

Important: Red Hat Security Advisory: redhat-ds:11 security update

An update for the redhat-ds:11 module is now available for Red Hat Directory Server 11.7 E4S for RHEL 8. 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...

EUVD-2026-60543

Mattermost Desktop App versions =6.2 6.2.2.0 fail to redact the pre-auth secret when generating a diagnostics report, which allows a local attacker with access to a user's diagnostics report or log files to obtain the plaintext pre-auth secret configured for a connected server via inspecting the...

slot2 Amazon Linux 2023 UEFI Bootkit

slot2 is a two-stage UEFI GRUB2 bootkit designed to establish a persistent pre-OS implant on Amazon Linux 2023 x8664 EC2 instances. It installs a custom GRUB EFI image and Unified Kernel Image, creates a UEFI NVRAM boot entry ahead of the stock Amazon entry, executes an implant with network and...

CVE-2026-66781: Exposed Dangerous Method or Function

A flaw was found in the Submariner operator. The Submariner Custom Resource CR, used for configuring network connectivity, stores the IPsec pre-shared key PSK in an unencrypted format. This key, which is critical for securing communication between Kubernetes clusters, can be accessed by...

PT-2026-80233

Summary ValueReader.readBytes allocates a byte array sized by a wire-declared content length without validating it against actual frame data. A malicious AMQP peer triggers OOM by declaring a 2GB string/bytes field. Vulnerable Code src/main/java/com/rabbitmq/client/impl/ValueReader.java lines...

CVE-2026-50191: Improper Authentication

4gaBoards is a boards system for realtime project management. Prior to 3.3.8, 4gaBoards is vulnerable to pre-account takeover when registrationEnabled, localRegistrationEnabled, and ssoRegistrationEnabled are enabled and Google, GitHub, Microsoft, or OIDC SSO is configured. The POST /api/register...

Amazon Linux 2023 : freerdp, freerdp-devel, freerdp-libs (ALAS2023-2026-2053)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2053 advisory. FreeRDP before 3.28.0 affected outlength, so out-of-bounds bytes are written before the bounds check. On the server side, when a client selects RDP Standard Security, the encrypted client rand...

RHEL 9 : redhat-ds:12 (RHSA-2026:56048)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:56048 advisory. Red Hat Directory Server is an LDAPv3-compliant directory server. The suite of packages includes the Lightweight Directory Access Protocol...

PT-2026-76910

Improper Encoding or Escaping of Output vulnerability in ninenines cowlib allows Link header directive smuggling via unescaped special characters in cow link:link/1. cow link:do link/1 in cowlib interpolates the target URI, rel value, and attribute keys directly into the serialized Link: header...

PT-2026-77225

Name of the Vulnerable Software and Affected Versions Submariner operator affected versions not specified Description A flaw exists in the Submariner operator where the Submariner Custom Resource CR, used for network connectivity configuration, stores the IPsec pre-shared key PSK in an unencrypte...

AlmaLinux 8 : 389-ds:1.4 (ALSA-2026:55530)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:55530 advisory. 389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check CVE-2026-11770 389-ds-base: 389-ds-base: NULL pointer dereference in...

CVE-2026-69219: Memory Allocation with Excessive Size Value

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.1, src/main/java/com/rabbitmq/client/impl/ValueReader.java uses ValueReader.readBytes to accept a wire-declared contentLength below Integer.MAXVALUE and allocate a...

RHEL 8 : redhat-ds:11 (RHSA-2026:56047)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:56047 advisory. Red Hat Directory Server is an LDAPv3-compliant directory server. The suite of packages includes the Lightweight Directory Access Protocol...

AlmaLinux 9 : 389-ds-base (ALSA-2026:55423)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:55423 advisory. 389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check CVE-2026-11770 389-ds-base: 389-ds-base: NULL pointer dereference in...

RHEL 9 : redhat-ds:12 (RHSA-2026:56050)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:56050 advisory. Red Hat Directory Server is an LDAPv3-compliant directory server. The suite of packages includes the Lightweight Directory Access Protocol...

PT-2026-77213

Name of the Vulnerable Software and Affected Versions RabbitMQ Java client library versions prior to 5.33.1 Description An issue exists where the ValueReader.readBytes function in src/main/java/com/rabbitmq/client/impl/ValueReader.java allocates a byte array based on a wire-declared contentLength...

PT-2026-77214

Name of the Vulnerable Software and Affected Versions RabbitMQ Java client library versions prior to 5.33.1 Description In the ValueReader.java file, the readTable and readArray functions call readFieldValue recursively for AMQP table type F and AMQP array type A values without a nesting-depth...