{"schema_version":"1.7.5","id":"SUSE-SU-2026:1412-1","published":"2026-04-16T13:06:27Z","modified":"2026-04-17T09:01:19.754132Z","related":["CVE-2025-66418","CVE-2025-66471","CVE-2026-21441"],"upstream":["CVE-2025-66418","CVE-2025-66471","CVE-2026-21441"],"summary":"Security update for python-urllib3","details":"This update for python-urllib3 fixes the following issues:\n\nSecurity issues:\n\n- CVE-2025-66418: resource exhaustion via unbounded number of links in the decompression chain (bsc#1254866).\n- CVE-2025-66471: excessive resource consumption via decompression of highly compressed data in Streaming API\n  (bsc#1254867).\n- CVE-2026-21441: excessive resource consumption during decompression of data in HTTP redirect responses (bsc#1256331).\n\nNon security issue:\n\n- disabled response decompression with brotli due to missing brotli feature (jsc#PED-15380)\n","affected":[{"package":{"name":"python-urllib3","ecosystem":"SUSE:Linux Enterprise Module for Public Cloud 12","purl":"pkg:rpm/suse/python-urllib3&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2012"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.25.10-3.48.4"}]}],"ecosystem_specific":{"binaries":[{"python-urllib3":"1.25.10-3.48.4","python3-urllib3":"1.25.10-3.48.4"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1412-1.json"}},{"package":{"name":"python-urllib3","ecosystem":"SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5","purl":"pkg:rpm/suse/python-urllib3&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.25.10-3.48.4"}]}],"ecosystem_specific":{"binaries":[{"python-urllib3":"1.25.10-3.48.4","python3-urllib3":"1.25.10-3.48.4"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1412-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20261412-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1254866"},{"type":"REPORT","url":"https://bugzilla.suse.com/1254867"},{"type":"REPORT","url":"https://bugzilla.suse.com/1256331"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259829"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-66418"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-66471"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-21441"}]}