Apache ActiveMQ: Denial of Service via Out of Memory vulnerability

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

EUVD-2026-21362

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

GHSA-5568-6QCG-G7FX Apache ActiveMQ: Denial of Service via Out of Memory vulnerability

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

Allocation of Resources Without Limits or Throttling

Overview org.apache.activemq:activemq-broker is a high performance Apache 2.0 licensed Message Broker and JMS 1.1 implementation. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in NIO SSL transport processing. An attacker can cause the...

CVE-2026-39304

Summary: CVE-2026-39304 describes a DoS via Out-of-Memory in Apache ActiveMQ components caused by TLSv1.3 KeyUpdate handling in NIO SSL transports. The broker and clients are affected for multiple versions prior to 6.2.4 or 5.19.4, with the recommended fixes being 6.2.4 or 5.19.5. The issue arise...

CVE-2026-39304 Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Incorrect handling of TLSv1.3 KeyUpdate can be exploited to cause DoS via OOM

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

CVE-2026-29129

A flaw was found in Apache Tomcat. This vulnerability occurs when the configured cipher preference order is not preserved. This could allow an attacker to bypass intended security configurations, potentially leading to a weakened security posture or information disclosure. Mitigation Configure...

[SECURITY] Fedora 43 Update: mbedtls-3.6.6-1.fc43

Mbed TLS is a light-weight open source cryptographic and SSL/TLS library written in C. Mbed TLS makes it easy for developers to include cryptographic and SSL/TLS capabilities in their embedded applications with as little hassle as possible...

CVE-2026-5460

A heap use-after-free exists in wolfSSL's TLS 1.3 post-quantum cryptography PQC hybrid KeyShare processing. In the error handling path of TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

Linux Distros Unpatched Vulnerability : CVE-2026-5778

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Integer underflow in wolfSSL packet sniffer = 5.9.0 allows an attacker to cause a program crash in the AEAD decryption path by injecting a TLS record shorter th...

Unity Linux 20.1060a / 20.1070a Security Update: grafana (UTSA-2026-007107)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007107 advisory. During session resumption in crypto/tls, if the underlying Config has its ClientCAs or RootCAs fields mutated between the initial handshake and the resumed handshake...

K000160700: Log4J vulnerability CVE-2025-68161

Security Advisory Description The Socket Appender in Apache Log4j Core versions 2.0-beta9 through 2.25.2 does not perform TLS hostname verification of the peer certificate, even when the verifyHostName https:// logging.apache . org/log4j/2.x/manual/appenders/network...

CVE-2026-5460

A heap use-after-free exists in wolfSSL's TLS 1.3 post-quantum cryptography PQC hybrid KeyShare processing. In the error handling path of TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

CVE-2026-5460 Heap Use-After-Free in PQC Hybrid KeyShare Error Cleanup in wolfSSL TLS 1.3

A heap use-after-free exists in wolfSSL's TLS 1.3 post-quantum cryptography PQC hybrid KeyShare processing. In the error handling path of TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

CVE-2026-5460 Heap Use-After-Free in PQC Hybrid KeyShare Error Cleanup in wolfSSL TLS 1.3

A heap use-after-free exists in wolfSSL's TLS 1.3 post-quantum cryptography PQC hybrid KeyShare processing. In the error handling path of TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

Integer Underflow (Wrap or Wraparound)

Overview Affected versions of this package are vulnerable to Integer Underflow Wrap or Wraparound via the sslDecodePacket process. An attacker can cause a program crash and trigger a large out-of-bounds read by injecting a malformed TLS Application Data record that is shorter than the required...

CVE-2026-5393

CVE-2026-5393 describes an out-of-bounds read in wolfSSL during DoTls13CertificateVerify when processing a dual-algorithm CertificateVerify message. The issue occurs only if wolfSSL is built with the experimental features enabled and dual-algorithm certificate support (--enable-experimental and -...

CVE-2026-5503

In TLSXEchChangeSNI, the ctx-extensions branch set extensions unconditionally even when TLSXFind returned NULL. This caused TLSXUseSNI to attach the attacker-controlled publicName to the shared WOLFSSLCTX when no inner SNI was configured. TLSXEchRestoreSNI then failed to clean it up because its...

CVE-2026-5778

Integer underflow in wolfSSL packet sniffer = 5.9.0 allows an attacker to cause a program crash in the AEAD decryption path by injecting a TLS record shorter than the explicit IV plus authentication tag into traffic inspected by sslDecodePacket. The underflow wraps a 16-bit length to a large valu...

USN-8162-1 linux-nvidia-tegra-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Cryptographic API; - Drivers core; - Bluetooth drivers; - DMA engine...