{"schema_version":"1.7.3","id":"SUSE-SU-2021:3477-1","published":"2021-10-20T06:42:39Z","modified":"2026-02-04T03:15:05.184463Z","related":["CVE-2021-3733","CVE-2021-3737"],"upstream":["CVE-2021-3733","CVE-2021-3737"],"summary":"Security update for python3","details":"This update for python3 fixes the following issues:\n\n- CVE-2021-3737: Fixed http client infinite line reading (DoS) after a http 100. (bsc#1189241)\n- CVE-2021-3733: Fixed ReDoS in urllib.request. (bsc#1189287)\n","affected":[{"package":{"name":"python3","ecosystem":"SUSE:Linux Enterprise Module for Web and Scripting 12","purl":"pkg:rpm/suse/python3&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2012"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"libpython3_4m1_0":"3.4.10-25.80.2","python3":"3.4.10-25.80.2","python3-base":"3.4.10-25.80.2","python3-curses":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}},{"package":{"name":"python3-base","ecosystem":"SUSE:Linux Enterprise Module for Web and Scripting 12","purl":"pkg:rpm/suse/python3-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2012"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"libpython3_4m1_0":"3.4.10-25.80.2","python3":"3.4.10-25.80.2","python3-base":"3.4.10-25.80.2","python3-curses":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}},{"package":{"name":"python3","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","purl":"pkg:rpm/suse/python3&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"python3-dbm":"3.4.10-25.80.2","python3-devel":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}},{"package":{"name":"python3-base","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","purl":"pkg:rpm/suse/python3-base&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"python3-dbm":"3.4.10-25.80.2","python3-devel":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}},{"package":{"name":"python3","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","purl":"pkg:rpm/suse/python3&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"libpython3_4m1_0":"3.4.10-25.80.2","libpython3_4m1_0-32bit":"3.4.10-25.80.2","python3":"3.4.10-25.80.2","python3-base":"3.4.10-25.80.2","python3-curses":"3.4.10-25.80.2","python3-devel":"3.4.10-25.80.2","python3-tk":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}},{"package":{"name":"python3-base","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","purl":"pkg:rpm/suse/python3-base&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"libpython3_4m1_0":"3.4.10-25.80.2","libpython3_4m1_0-32bit":"3.4.10-25.80.2","python3":"3.4.10-25.80.2","python3-base":"3.4.10-25.80.2","python3-curses":"3.4.10-25.80.2","python3-devel":"3.4.10-25.80.2","python3-tk":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}},{"package":{"name":"python3","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","purl":"pkg:rpm/suse/python3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"libpython3_4m1_0":"3.4.10-25.80.2","libpython3_4m1_0-32bit":"3.4.10-25.80.2","python3":"3.4.10-25.80.2","python3-base":"3.4.10-25.80.2","python3-curses":"3.4.10-25.80.2","python3-devel":"3.4.10-25.80.2","python3-tk":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}},{"package":{"name":"python3-base","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","purl":"pkg:rpm/suse/python3-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.10-25.80.2"}]}],"ecosystem_specific":{"binaries":[{"libpython3_4m1_0":"3.4.10-25.80.2","libpython3_4m1_0-32bit":"3.4.10-25.80.2","python3":"3.4.10-25.80.2","python3-base":"3.4.10-25.80.2","python3-curses":"3.4.10-25.80.2","python3-devel":"3.4.10-25.80.2","python3-tk":"3.4.10-25.80.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3477-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20213477-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187668"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189241"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189287"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3733"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3737"}]}