Linuxsecurity
Major Security Flaw in libcoap Affecting IoT Devices
First seen 5 Dec 2025, 09:46 UTC
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A significant security flaw has been identified in libcoap, a library implementing the Constrained Application Protocol (CoAP) used in Internet of Things (IoT) applications. This vulnerability affects devices with constrained resources, such as those used in smart energy and building automation. Users of Fedora 43 are particularly impacted by this issue.
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