Use After Free in WebSocket server implementation in lws_handshake_server in warmcat libwebsockets may allow an attacker, in specific configurations where the user provides a callback function that handles LWS_CALLBACK_HTTP_CONFIRM_UPGRADE, to achieve denial of service.
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History
Tue, 21 Oct 2025 09:45:00 +0000
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Warmcat
Warmcat libwebsockets |
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Warmcat
Warmcat libwebsockets |
Tue, 21 Oct 2025 00:30:00 +0000
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threat_severity
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cvssV3_1
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Mon, 20 Oct 2025 14:15:00 +0000
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ssvc
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Mon, 20 Oct 2025 14:00:00 +0000
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Description | Use After Free in WebSocket server implementation in lws_handshake_server in warmcat libwebsockets may allow an attacker, in specific configurations where the user provides a callback function that handles LWS_CALLBACK_HTTP_CONFIRM_UPGRADE, to achieve denial of service. | |
Title | Use After Free in libwebsockets WebSocket server | |
Weaknesses | CWE-416 | |
References |
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Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: Nozomi
Published: 2025-10-20T13:41:10.787Z
Updated: 2025-10-20T13:54:19.569Z
Reserved: 2025-10-13T09:56:10.952Z
Link: CVE-2025-11677

Updated: 2025-10-20T13:54:12.114Z

Status : Awaiting Analysis
Published: 2025-10-20T14:15:39.357
Modified: 2025-10-21T19:31:25.450
Link: CVE-2025-11677
