{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for python-tornado","title":"Title of the patch"},{"category":"description","text":"This update for python-tornado fixes the following issue:\n\n- CVE-2025-67724: missing validation of the supplied reason phrase (bsc#1254903).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2026-838,SUSE-SLE-Micro-5.3-2026-838,SUSE-SLE-Micro-5.4-2026-838,SUSE-SLE-Micro-5.5-2026-838,SUSE-SLE-Module-Basesystem-15-SP7-2026-838,SUSE-SUSE-MicroOS-5.2-2026-838","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"SUSE ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"self","summary":"URL of this CSAF notice","url":"https://ftp.suse.com/pub/projects/security/csaf/suse-su-2026_0838-1.json"},{"category":"self","summary":"URL for SUSE-SU-2026:0838-1","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20260838-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2026:0838-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-March/024640.html"},{"category":"self","summary":"SUSE Bug 1254903","url":"https://bugzilla.suse.com/1254903"},{"category":"self","summary":"SUSE CVE CVE-2025-67724 page","url":"https://www.suse.com/security/cve/CVE-2025-67724/"}],"title":"Security update for 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In versions 6.5.2 and below, the supplied reason phrase is used unescaped in HTTP headers (where it could be used for header injection) or in HTML in the default error page (where it could be used for XSS) and can be exploited by passing untrusted or malicious data into the reason argument. Used by both RequestHandler.set_status and tornado.web.HTTPError, the argument is designed to allow applications to pass custom \"reason\" phrases (the \"Not Found\" in HTTP/1.1 404 Not Found) to the HTTP status line (mainly for non-standard status codes). This issue is fixed in version 6.5.3.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.ppc64le","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2025-67724","url":"https://www.suse.com/security/cve/CVE-2025-67724"},{"category":"external","summary":"SUSE Bug 1254903 for CVE-2025-67724","url":"https://bugzilla.suse.com/1254903"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.ppc64le","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":5.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"products":["SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.2:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.3:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.4:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.ppc64le","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Micro 5.5:python3-tornado-4.5.3-150000.3.16.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP7:python3-tornado-4.5.3-150000.3.16.1.x86_64"]}],"threats":[{"category":"impact","date":"2026-03-06T08:15:16Z","details":"moderate"}],"title":"CVE-2025-67724"}]}