UBUNTU-CVE-2026-54901

Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.2, Oj::Parser in usual mode does not mark arrayclass and hashclass references during garbage collection, leading to Use-After-Free. If GC runs after the class is assigned but before a parse,...

PT-2026-54850

Name of the Vulnerable Software and Affected Versions mchange-commons-java versions prior to 0.6.0 Description The JNDI ObjectFactory implementation com.mchange.v2.naming.JavaBeanObjectFactory allows the construction of objects from arbitrary classes and the initialization of JavaBean-style...

CVE-2026-54901 Oj: Use-After-Free in Oj::Parser array_class/hash_class GC Marking

Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.2, Oj::Parser in usual mode does not mark arrayclass and hashclass references during garbage collection, leading to Use-After-Free. If GC runs after the class is assigned but before a parse,...

CVE-2026-54901 Oj: Use-After-Free in Oj::Parser array_class/hash_class GC Marking

Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.2, Oj::Parser in usual mode does not mark arrayclass and hashclass references during garbage collection, leading to Use-After-Free. If GC runs after the class is assigned but before a parse,...

EUVD-2026-40856

Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.2, Oj::Parser in usual mode does not mark arrayclass and hashclass references during garbage collection, leading to Use-After-Free. If GC runs after the class is assigned but before a parse,...

CVE-2026-54901

Oj (Optimized JSON) Ruby gem contains a Use-After-Free in Oj::Parser in normal mode prior to 3.17.2: during GC, array_class/hash_class refs may be reclaimed, leaving a dangling VALUE for the next parse and causing a segfault. Fixed in version 3.17.2. Affected: Oj::Parser parsing flow; trigger is ...

CVE-2026-54512

A flaw was found in jackson-databind. This vulnerability allows a remote attacker to bypass the PolymorphicTypeValidator PTV when polymorphic typing is enabled and a type identifier contains generic parameters. By crafting a malicious type ID, an attacker can place a denied class as a generic typ...

EUVD-2026-40388

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 ships three ObjectInputStream subclasses WsObjectInputStream, ObjectStreamPool$ReusableInputStream, ObjectInputStreamResolver that install no JEP-290 class filter; when Coherence is on the classpath, multiple RCE gadget chains including...

CVE-2026-13759

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 ships three ObjectInputStream subclasses WsObjectInputStream, ObjectStreamPool$ReusableInputStream, ObjectInputStreamResolver that install no JEP-290 class filter; when Coherence is on the classpath, multiple RCE gadget chains including...

CVE-2026-13759

CVE-2026-13759 affects IBM WebSphere eXtreme Scale (WebSphere Extreme Scale) 8.6.1.0–8.6.1.6. The root cause is insecure deserialization: three ObjectInputStream subclasses (WsObjectInputStream, ObjectStreamPool$ReusableInputStream, ObjectInputStreamResolver) ship without a JEP-290 class filter. ...

CVE-2026-13772 IBM WebSphere eXtreme Scale's OQL is affected by remote code execution

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 's Object Query Language engine resolves attacker-supplied class names via Class.forName and invokes their constructors with no allow-list at three distinct sinks SELECT NEW, enum literals, and reflection-based comparators; an authenticated remo...

CVE-2026-13772

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 's Object Query Language engine resolves attacker-supplied class names via Class.forName and invokes their constructors with no allow-list at three distinct sinks SELECT NEW, enum literals, and reflection-based comparators; an authenticated remo...

EUVD-2026-40387

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 's Object Query Language engine resolves attacker-supplied class names via Class.forName and invokes their constructors with no allow-list at three distinct sinks SELECT NEW, enum literals, and reflection-based comparators; an authenticated remo...

PT-2026-53943

Name of the Vulnerable Software and Affected Versions IBM WebSphere Extreme Scale versions 8.6.1.0 through 8.6.1.6 Description The Object Query Language OQL engine resolves class names provided by an attacker using Class.forName and invokes their constructors without an allow-list at three sinks:...

PT-2026-53942

Name of the Vulnerable Software and Affected Versions IBM WebSphere Extreme Scale versions 8.6.1.0 through 8.6.1.6 Description Three ObjectInputStream subclasses WsObjectInputStream, ObjectStreamPool$ReusableInputStream, and ObjectInputStreamResolver do not install a JEP-290 class filter, which i...

SUSE SLES15 Security Update : bind (SUSE-SU-2026:2676-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2676-1 advisory. This update for bind fixes the following issues - CVE-2026-3039: BIND 9 server memory exhaustion during GSS-API TKEY negotiation...

CVE-2026-10647 Deadlock denial of service in USB CDC-NCM device class on TX enqueue failure

The USB CDC-NCM device class subsys/usb/devicenext/class/usbdcdcncm.c ignores the return value of usbdepenqueue in its ethernet transmit callback cdcncmsend. When the enqueue fails, the function still calls ksemtake&data-syncsem, KFOREVER, blocking on a completion semaphore that is only ever...

EUVD-2026-40235

The USB CDC-NCM device class subsys/usb/devicenext/class/usbdcdcncm.c ignores the return value of usbdepenqueue in its ethernet transmit callback cdcncmsend. When the enqueue fails, the function still calls ksemtake&data-syncsem, KFOREVER, blocking on a completion semaphore that is only ever...

CVE-2026-10647

The USB CDC-NCM device class subsys/usb/devicenext/class/usbdcdcncm.c ignores the return value of usbdepenqueue in its ethernet transmit callback cdcncmsend. When the enqueue fails, the function still calls ksemtake&data-;syncsem, KFOREVER, blocking on a completion semaphore that is only ever...

CVE-2026-53427

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in leandrocp MDEx allows stored or reflected cross-site scripting via attacker-controlled Markdown. When syntax highlighting and full info-string forwarding render: fullinfostring: true are enabled, t...