{ "document":{ "aggregate_severity":{ "namespace":"https://nvd.nist.gov/vuln-metrics/cvss", "text":"High" }, "category":"csaf_vex", "csaf_version":"2.0", "distribution":{ "tlp":{ "label":"WHITE", "url":"https:/www.first.org/tlp/" } }, "lang":"en", "notes":[ { "text":"libsoup security update", "category":"general", "title":"Synopsis" }, { "text":"An update for libsoup is now available for openEuler-22.03-LTS-SP4", "category":"general", "title":"Summary" }, { "text":"libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications.\n\nSecurity Fix(es):\n\nA vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 §5.5, which mandates that all WebSocket control frames (e.g., PING, PONG, CLOSE) contain a payload of 125 bytes or less. A remote, unauthenticated attacker can exploit this by sending a non-compliant, oversized control frame. Because the parser handles this protocol violation improperly instead of throwing an immediate connection termination error, it triggers a internal processing crash, resulting in a remote denial of service (DoS) for applications utilizing libsoup WebSockets.(CVE-2026-15711)", "category":"general", "title":"Description" }, { "text":"An update for libsoup is now available for openEuler-22.03-LTS-SP4.\n\nopenEuler Security has rated this update as having a security impact of high. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.", "category":"general", "title":"Topic" }, { "text":"High", "category":"general", "title":"Severity" }, { "text":"libsoup", "category":"general", "title":"Affected Component" } ], "publisher":{ "issuing_authority":"openEuler security committee", "name":"openEuler", "namespace":"https://www.openeuler.org", "contact_details":"openeuler-security@openeuler.org", "category":"vendor" }, "references":[ { "summary":"openEuler-SA-2026-3780", "category":"self", "url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3780" }, { "summary":"CVE-2026-15711", "category":"self", "url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-15711&packageName=libsoup" }, { "summary":"nvd cve", "category":"external", "url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15711" }, { "summary":"openEuler-SA-2026-3780 vex file", "category":"self", "url":"https://repo.openeuler.org/security/data/csaf/advisories/2026/csaf-openeuler-sa-2026-3780.json" } ], "title":"An update for libsoup is now available for openEuler-22.03-LTS-SP4", "tracking":{ "initial_release_date":"2026-09-16T17:54:23+08:00", "revision_history":[ { "date":"2026-09-16T17:54:23+08:00", "summary":"Initial", "number":"1.0.0" } ], "generator":{ "date":"2026-09-16T17:54:23+08:00", "engine":{ "name":"openEuler CSAF Tool V1.0" } }, "current_release_date":"2026-09-16T17:54:23+08:00", "id":"openEuler-SA-2026-3780", "version":"1.0.0", "status":"final" } }, "product_tree":{ "branches":[ { "name":"openEuler", "category":"vendor", "branches":[ { "name":"openEuler", "branches":[ { "product":{ "product_identification_helper":{ "cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4" }, "product_id":"openEuler-22.03-LTS-SP4", "name":"openEuler-22.03-LTS-SP4" }, "name":"openEuler-22.03-LTS-SP4", "category":"product_version" 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"relates_to_product_reference":"openEuler-22.03-LTS-SP4", "product_reference":"libsoup-debugsource-2.74.2-23.oe2203sp4.x86_64.rpm", "full_product_name":{ "product_id":"openEuler-22.03-LTS-SP4:libsoup-debugsource-2.74.2-23.oe2203sp4.x86_64", "name":"libsoup-debugsource-2.74.2-23.oe2203sp4.x86_64 as a component of openEuler-22.03-LTS-SP4" }, "category":"default_component_of" }, { "relates_to_product_reference":"openEuler-22.03-LTS-SP4", "product_reference":"libsoup-devel-2.74.2-23.oe2203sp4.x86_64.rpm", "full_product_name":{ "product_id":"openEuler-22.03-LTS-SP4:libsoup-devel-2.74.2-23.oe2203sp4.x86_64", "name":"libsoup-devel-2.74.2-23.oe2203sp4.x86_64 as a component of openEuler-22.03-LTS-SP4" }, "category":"default_component_of" }, { "relates_to_product_reference":"openEuler-22.03-LTS-SP4", "product_reference":"libsoup-help-2.74.2-23.oe2203sp4.noarch.rpm", "full_product_name":{ "product_id":"openEuler-22.03-LTS-SP4:libsoup-help-2.74.2-23.oe2203sp4.noarch", "name":"libsoup-help-2.74.2-23.oe2203sp4.noarch as a component of openEuler-22.03-LTS-SP4" }, "category":"default_component_of" } ] }, "vulnerabilities":[ { "cve":"CVE-2026-15711", "notes":[ { "text":"A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 §5.5, which mandates that all WebSocket control frames (e.g., PING, PONG, CLOSE) contain a payload of 125 bytes or less. A remote, unauthenticated attacker can exploit this by sending a non-compliant, oversized control frame. Because the parser handles this protocol violation improperly instead of throwing an immediate connection termination error, it triggers a internal processing crash, resulting in a remote denial of service (DoS) for applications utilizing libsoup WebSockets.", "category":"description", "title":"Vulnerability Description" } ], "product_status":{ "fixed":[ "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-debuginfo-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-debugsource-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-devel-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.src", "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-debuginfo-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-debugsource-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-devel-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-help-2.74.2-23.oe2203sp4.noarch" ] }, "remediations":[ { "product_ids":[ "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-debuginfo-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-debugsource-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-devel-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.src", "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-debuginfo-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-debugsource-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-devel-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-help-2.74.2-23.oe2203sp4.noarch" ], "details":"libsoup security update", "category":"vendor_fix", "url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3780" } ], "scores":[ { "cvss_v3":{ "baseSeverity":"HIGH", "baseScore":7.5, "vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version":"3.1" }, "products":[ "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-debuginfo-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-debugsource-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-devel-2.74.2-23.oe2203sp4.aarch64", "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.src", "openEuler-22.03-LTS-SP4:libsoup-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-debuginfo-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-debugsource-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-devel-2.74.2-23.oe2203sp4.x86_64", "openEuler-22.03-LTS-SP4:libsoup-help-2.74.2-23.oe2203sp4.noarch" ] } ], "threats":[ { "details":"High", "category":"impact" } ], "title":"CVE-2026-15711" } ] }