{"id":"SUSE-SU-2026:4557-1","summary":"Security update for libsoup","details":"This update for libsoup fixes the following issues:\n\n- CVE-2026-12478: websocket: Fix out-of-bounds read when reading unmasked frame (bsc#1271401).\n- CVE-2026-12547: Header 'Proxy-Authorization' leads to credentials being send to different proxy after proxy switch\n  (bsc#1272195).\n- CVE-2026-15711: SoupWebsocketConnection: WebSocket remote denial of service via oversized control frame protocol\n  violation (bsc#1271446).\n- CVE-2026-15712: SoupClientMessageIOHTTP2: HTTP/2 GOAWAY frame parsing heap buffer over-read via invalid NUL-\n  termination assumption (bsc#1271447).\n- CVE-2026-15714: SoupMultipartInputStream: libsoup: Out-of-bounds read in soup_multipart_input_stream_read_headers via\n  an oversized multipart boundary string (bsc#1271449).\n- CVE-2026-66339: proxy credentials leak to destination server via `Proxy-Authorization` header in CONNECT tunnels\n  (bsc#1273156).\n","modified":"2026-10-08T19:15:05.003072023Z","published":"2026-10-07T08:50:59Z","related":["CVE-2026-12478","CVE-2026-12547","CVE-2026-15711","CVE-2026-15712","CVE-2026-15714","CVE-2026-66339"],"upstream":["CVE-2026-12478","CVE-2026-12547","CVE-2026-15711","CVE-2026-15712","CVE-2026-15714","CVE-2026-66339"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264557-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1271401"},{"type":"REPORT","url":"https://bugzilla.suse.com/1271446"},{"type":"REPORT","url":"https://bugzilla.suse.com/1271447"},{"type":"REPORT","url":"https://bugzilla.suse.com/1271449"},{"type":"REPORT","url":"https://bugzilla.suse.com/1272195"},{"type":"REPORT","url":"https://bugzilla.suse.com/1273156"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-12478"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-12547"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-15711"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-15712"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-15714"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-66339"}],"affected":[{"package":{"name":"libsoup","ecosystem":"SUSE:Linux 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