vulnerability
Debian: CVE-2025-11677: libwebsockets -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Nov 19, 2025 | Nov 19, 2025 | Dec 17, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Nov 19, 2025
Added
Nov 19, 2025
Modified
Dec 17, 2025
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.
Solution
debian-upgrade-libwebsockets
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