{"schema_version":"1.7.3","id":"SUSE-SU-2021:2127-1","published":"2021-06-22T14:41:02Z","modified":"2026-02-04T03:13:18.563118Z","related":["CVE-2020-13950","CVE-2020-35452","CVE-2021-26690","CVE-2021-26691","CVE-2021-30641","CVE-2021-31618"],"upstream":["CVE-2020-13950","CVE-2020-35452","CVE-2021-26690","CVE-2021-26691","CVE-2021-30641","CVE-2021-31618"],"summary":"Security update for apache2","details":"This update for apache2 fixes the following issues:\n\n- fixed CVE-2021-30641 [bsc#1187174]: MergeSlashes regression\n- fixed CVE-2021-31618 [bsc#1186924]: NULL pointer dereference on specially crafted HTTP/2 request\n- fixed CVE-2020-13950 [bsc#1187040]: mod_proxy NULL pointer dereference\n- fixed CVE-2020-35452 [bsc#1186922]: Single zero byte stack overflow in mod_auth_digest \n- fixed CVE-2021-26690 [bsc#1186923]: mod_session NULL pointer dereference in parser\n- fixed CVE-2021-26691 [bsc#1187017]: Heap overflow in mod_session\n","affected":[{"package":{"name":"apache2","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP2","purl":"pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.43-3.22.1"}]}],"ecosystem_specific":{"binaries":[{"apache2":"2.4.43-3.22.1","apache2-prefork":"2.4.43-3.22.1","apache2-utils":"2.4.43-3.22.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2127-1.json"}},{"package":{"name":"apache2","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP3","purl":"pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.43-3.22.1"}]}],"ecosystem_specific":{"binaries":[{"apache2":"2.4.43-3.22.1","apache2-prefork":"2.4.43-3.22.1","apache2-utils":"2.4.43-3.22.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2127-1.json"}},{"package":{"name":"apache2","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP3","purl":"pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.43-3.22.1"}]}],"ecosystem_specific":{"binaries":[{"apache2-event":"2.4.43-3.22.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2127-1.json"}},{"package":{"name":"apache2","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP2","purl":"pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.43-3.22.1"}]}],"ecosystem_specific":{"binaries":[{"apache2-devel":"2.4.43-3.22.1","apache2-doc":"2.4.43-3.22.1","apache2-worker":"2.4.43-3.22.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2127-1.json"}},{"package":{"name":"apache2","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP3","purl":"pkg:rpm/suse/apache2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.43-3.22.1"}]}],"ecosystem_specific":{"binaries":[{"apache2-devel":"2.4.43-3.22.1","apache2-doc":"2.4.43-3.22.1","apache2-worker":"2.4.43-3.22.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2127-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20212127-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186922"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186923"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186924"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187017"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187040"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187174"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-13950"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-35452"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-26690"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-26691"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-30641"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-31618"}]}