{"schema_version":"1.7.5","id":"SUSE-SU-2026:3104-1","published":"2026-07-17T13:31:47Z","modified":"2026-07-18T08:45:09.939810951Z","related":["CVE-2026-1502","CVE-2026-4786","CVE-2026-6019","CVE-2026-6100"],"upstream":["CVE-2026-1502","CVE-2026-4786","CVE-2026-6019","CVE-2026-6100"],"summary":"Security update for python311","details":"This update for python311 fixes the following issues\n\n- CVE-2026-1502: CR/LF bytes not rejected by HTTP client proxy tunnel headers or host (bsc#1261969).\n- CVE-2026-4786: URLs containing `%action` can bypass mitigation that allows command injection via the\n  `webbrowser.open()` API (bsc#1262319).\n- CVE-2026-6019: HTML parser-sensitive sequence not neutralized by `http.cookies.Morsel.js_output()` (bsc#1262654).\n- CVE-2026-6100: use-after-free in decompression modules when a memory allocation fails with a `MemoryError` and the\n  decompression instance is re-used (bsc#1262098).\n","affected":[{"package":{"name":"python311-core","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP7","purl":"pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.15-150600.3.59.3"}]}],"ecosystem_specific":{"binaries":[{"libpython3_11-1_0":"3.11.15-150600.3.59.3","python311-base":"3.11.15-150600.3.59.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3104-1.json"}},{"package":{"name":"python311","ecosystem":"SUSE:Linux Enterprise Module for Python 3 15 SP7","purl":"pkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.15-150600.3.59.3"}]}],"ecosystem_specific":{"binaries":[{"python311":"3.11.15-150600.3.59.3","python311-curses":"3.11.15-150600.3.59.3","python311-dbm":"3.11.15-150600.3.59.3","python311-devel":"3.11.15-150600.3.59.3","python311-idle":"3.11.15-150600.3.59.3","python311-tk":"3.11.15-150600.3.59.3","python311-tools":"3.11.15-150600.3.59.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3104-1.json"}},{"package":{"name":"python311-core","ecosystem":"SUSE:Linux Enterprise Module for Python 3 15 SP7","purl":"pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.15-150600.3.59.3"}]}],"ecosystem_specific":{"binaries":[{"python311":"3.11.15-150600.3.59.3","python311-curses":"3.11.15-150600.3.59.3","python311-dbm":"3.11.15-150600.3.59.3","python311-devel":"3.11.15-150600.3.59.3","python311-idle":"3.11.15-150600.3.59.3","python311-tk":"3.11.15-150600.3.59.3","python311-tools":"3.11.15-150600.3.59.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3104-1.json"}},{"package":{"name":"python311","ecosystem":"SUSE:Linux Enterprise Server 15 SP6-LTSS","purl":"pkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.15-150600.3.59.3"}]}],"ecosystem_specific":{"binaries":[{"libpython3_11-1_0":"3.11.15-150600.3.59.3","python311":"3.11.15-150600.3.59.3","python311-base":"3.11.15-150600.3.59.3","python311-curses":"3.11.15-150600.3.59.3","python311-dbm":"3.11.15-150600.3.59.3","python311-devel":"3.11.15-150600.3.59.3","python311-idle":"3.11.15-150600.3.59.3","python311-tk":"3.11.15-150600.3.59.3","python311-tools":"3.11.15-150600.3.59.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3104-1.json"}},{"package":{"name":"python311-core","ecosystem":"SUSE:Linux Enterprise Server 15 SP6-LTSS","purl":"pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.15-150600.3.59.3"}]}],"ecosystem_specific":{"binaries":[{"libpython3_11-1_0":"3.11.15-150600.3.59.3","python311":"3.11.15-150600.3.59.3","python311-base":"3.11.15-150600.3.59.3","python311-curses":"3.11.15-150600.3.59.3","python311-dbm":"3.11.15-150600.3.59.3","python311-devel":"3.11.15-150600.3.59.3","python311-idle":"3.11.15-150600.3.59.3","python311-tk":"3.11.15-150600.3.59.3","python311-tools":"3.11.15-150600.3.59.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3104-1.json"}},{"package":{"name":"python311","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP6","purl":"pkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.15-150600.3.59.3"}]}],"ecosystem_specific":{"binaries":[{"libpython3_11-1_0":"3.11.15-150600.3.59.3","python311":"3.11.15-150600.3.59.3","python311-base":"3.11.15-150600.3.59.3","python311-curses":"3.11.15-150600.3.59.3","python311-dbm":"3.11.15-150600.3.59.3","python311-devel":"3.11.15-150600.3.59.3","python311-idle":"3.11.15-150600.3.59.3","python311-tk":"3.11.15-150600.3.59.3","python311-tools":"3.11.15-150600.3.59.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3104-1.json"}},{"package":{"name":"python311-core","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP6","purl":"pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.15-150600.3.59.3"}]}],"ecosystem_specific":{"binaries":[{"libpython3_11-1_0":"3.11.15-150600.3.59.3","python311":"3.11.15-150600.3.59.3","python311-base":"3.11.15-150600.3.59.3","python311-curses":"3.11.15-150600.3.59.3","python311-dbm":"3.11.15-150600.3.59.3","python311-devel":"3.11.15-150600.3.59.3","python311-idle":"3.11.15-150600.3.59.3","python311-tk":"3.11.15-150600.3.59.3","python311-tools":"3.11.15-150600.3.59.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3104-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263104-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1261969"},{"type":"REPORT","url":"https://bugzilla.suse.com/1262098"},{"type":"REPORT","url":"https://bugzilla.suse.com/1262319"},{"type":"REPORT","url":"https://bugzilla.suse.com/1262654"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-1502"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-4786"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-6019"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-6100"}]}