{"id":"CLSA-2026-1792768506","summary":"nginx: Fix of CVE-2026-56434","details":"- CVE-2026-56434: fix use-after-free in ngx_http_ssi_module by skipping a\n  subrequest post when the request is already posted and resetting\n  r-\u003ewrite_event_handler during subrequest finalization","modified":"2026-10-26T09:32:01.508125352Z","published":"2026-10-23T15:15:17Z","upstream":["CVE-2026-56434"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1792768506.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56434"}],"affected":[{"package":{"name":"nginx","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-all-modules","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-all-modules?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-filesystem","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-filesystem?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-mod-devel","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-mod-devel?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-mod-http-image-filter","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-mod-http-image-filter?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-mod-http-perl","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-mod-http-perl?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-mod-http-xslt-filter","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-mod-http-xslt-filter?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-mod-mail","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-mod-mail?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}},{"package":{"name":"nginx-mod-stream","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/nginx-mod-stream?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.20.1-10.el7.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792768506.json"}}],"schema_version":"1.9.0"}