RLSA-2026:83384

RLSA-2026:83384 · Important: libsoup security update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

The libsoup packages provide an HTTP client and server library for GNOME. Security Fix(es): * libsoup: libsoup: Heap buffer overflow from WebSocket Pong signal type confusion (CVE-2026-102556) * libsoup: libsoup: Heap buffer overflow during WebSocket message reassembly (CVE-2026-102557) * libsoup: libsoup: Heap buffer overflow during WebSocket receive-buffer growth (CVE-2026-102558) * libsoup: libsoup: Heap buffer overflow during WebSocket client-frame masking (CVE-2026-102559) * libsoup: libsoup: Heap buffer overflow during outgoing permessage-deflate buffer growth (CVE-2026-102560) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS 8.6 · High · Fix available

Published

2026-10-16T12:05:26.574296Z

Updated

2026-10-16T12:45:03.599996476Z

Stack: system

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