{"id":"ALSA-2023:5712","summary":"Moderate: nginx:1.20 security update","details":"nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. \n\nSecurity Fix(es):\n\n* HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-02-04T03:03:59.900484Z","published":"2023-10-16T00:00:00Z","related":["CVE-2023-44487"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:5712"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2023-44487"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2242803"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2023-5712.html"}],"affected":[{"package":{"name":"nginx","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-all-modules","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-all-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-filesystem","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-filesystem"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-mod-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-mod-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-mod-http-image-filter","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-mod-http-image-filter"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-mod-http-perl","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-mod-http-perl"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-mod-http-xslt-filter","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-mod-http-xslt-filter"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-mod-mail","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-mod-mail"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}},{"package":{"name":"nginx-mod-stream","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nginx-mod-stream"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-1.module_el8.8.0+3624+abf02be4.1.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2023:5712.json"}}],"schema_version":"1.7.3"}