{"id":"CLSA-2026-1777883671","summary":"nginx: Fix of 2 CVEs","details":"- CVE-2026-27651: fix null pointer dereference in ngx_mail_auth_http_module\n  when authentication retry is enabled with CRAM-MD5 or APOP\n- CVE-2026-32647: fix buffer over-read/write in ngx_http_mp4_module when\n  processing crafted mp4 files with empty stco/co64 atoms","modified":"2026-05-27T11:18:28.549755499Z","published":"2026-05-04T08:34:36Z","upstream":["CVE-2026-27651","CVE-2026-32647"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos8.4els/CLSA-2026-1777883671.html"}],"affected":[{"package":{"name":"nginx","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}},{"package":{"name":"nginx-all-modules","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx-all-modules?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}},{"package":{"name":"nginx-filesystem","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx-filesystem?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}},{"package":{"name":"nginx-mod-http-image-filter","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx-mod-http-image-filter?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}},{"package":{"name":"nginx-mod-http-perl","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx-mod-http-perl?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}},{"package":{"name":"nginx-mod-http-xslt-filter","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx-mod-http-xslt-filter?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}},{"package":{"name":"nginx-mod-mail","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx-mod-mail?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}},{"package":{"name":"nginx-mod-stream","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/nginx-mod-stream?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.14.1-9.module_el8.4.0+2375+16a84bc4.tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1777883671.json"}}],"schema_version":"1.7.5"}