CVE-2026-58465 Eclipse Wakaama CoAP Block1 Handler Unbounded Memory Allocation DoS

Eclipse Wakaama before snapshot/2026-05-26 contains an unbounded memory allocation vulnerability in the CoAP Block1 handler within coap/block.c that allows unauthenticated remote attackers to exhaust server memory by sending a sequence of Block1 PUT requests with incrementing block numbers...

PT-2026-55282

Name of the Vulnerable Software and Affected Versions Eclipse Wakaama versions prior to snapshot/2026-05-26 Description An unbounded memory allocation issue exists in the CoAP Block1 handler within the coap/block.c file. Unauthenticated remote attackers can cause a denial of service by sending a...

OSV-2026-736 Heap-buffer-overflow in coap_pdu_parse_header

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512517700 Crash type: Heap-buffer-overflow READ 1 Crash state: coappduparseheader coappduparse2 coappduparse...

CVE-2026-40453 Apache Camel JMS, Apache Camel CoAP, Apache Camel Google PubSub: Incomplete fix for CVE-2025-27636 in non-HTTP HeaderFilterStrategies (camel-jms, camel-sjms, camel-coap, camel-google-pubsub) allows case-variant header injection

The fix for CVE-2025-27636 added setLowerCasetrue to HttpHeaderFilterStrategy so that case-variant header names such as 'CAmelExecCommandExecutable' are filtered out alongside 'CamelExecCommandExecutable'. The same setLowerCasetrue call was not applied to five non-HTTP HeaderFilterStrategy...

[SECURITY] Fedora 44 Update: qt6-qtcoap-6.10.3-1.fc44

Qt CoAP API provides classes and functions to access the CoAP protocol...

PT-2026-35394

Name of the Vulnerable Software and Affected Versions Apache Camel versions 4.14.0 through 4.14.5 Apache Camel versions prior to 4.18.1 Apache Camel version 4.19.0 Description The camel-coap component is susceptible to message header injection. The CamelCoapResource.handleRequest function iterate...

CVE-2026-27703

RIOT is an open-source microcontroller operating system, designed to match the requirements of Internet of Things IoT devices and other embedded devices. In 2026.01 and earlier, the default handler for the wellknowncore resource coapwellknowncoredefaulthandler writes user-provided option data and...

CVE-2026-23749

Golioth Firmware SDK version 0.19.1 prior to 0.22.0, fixed in commit 0e788217, contain an out-of-bounds read due to improper null termination of a blockwise transfer path. blockwisetransferinit accepts a path whose length equals CONFIGGOLIOTHCOAPMAXPATHLEN and copies it using strncpy without...

[SECURITY] Fedora 42 Update: libcoap-4.3.5a-1.fc42

The Constrained Application Protocol CoAP is a specialized web transfer protocol for use with constrained nodes and constrained networks in the Inter net of Things. The protocol is designed for machine-to-machine M2M applications such as smart energy and building automation. libcoap implements a...

[SECURITY] Fedora 43 Update: libcoap-4.3.5a-1.fc43

The Constrained Application Protocol CoAP is a specialized web transfer protocol for use with constrained nodes and constrained networks in the Inter net of Things. The protocol is designed for machine-to-machine M2M applications such as smart energy and building automation. libcoap implements a...

SUSE CVE-2025-65496

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

CVE-2025-65496

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

CVE-2025-65496

NULL pointer dereference in coapdtlsgeneratecookie in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS handshake that triggers SSLgetSSLCTX to return NULL...

[SECURITY] Fedora 42 Update: qt6-qtcoap-6.9.3-1.fc42

Qt CoAP API provides classes and functions to access the CoAP protocol...

EUVD-2018-6288

Malware in sbrugna...

[SECURITY] Fedora 42 Update: qt6-qtcoap-6.9.1-1.fc42

Qt CoAP API provides classes and functions to access the CoAP protocol...

CVE-2022-33211

memory corruption in modem due to improper check while calculating size of serialized CoAP message...

Fedora: Security Advisory for qt6-qtcoap (FEDORA-2024-bfb8617ba3)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] Fedora 40 Update: qt6-qtcoap-6.7.1-1.fc40

Qt CoAP API provides classes and functions to access the CoAP protocol...

SUSE CVE-2018-14367

In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition...