{"id":"CLSA-2026-1784715967","summary":"Fix CVE(s): CVE-2026-42533","details":"   * SECURITY UPDATE: heap buffer overflow and info-leak via regex map capture variables\n     - debian/patches/CVE-2026-42533.patch: add script engine buffer-overrun protection\n     - CVE-2026-42533","modified":"2026-10-26T09:31:47.402037412Z","published":"2026-07-22T10:26:32Z","upstream":["CVE-2026-42533"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1784715967.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42533"}],"affected":[{"package":{"name":"libnginx-mod-http-auth-pam","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-auth-pam?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-cache-purge","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-cache-purge?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-dav-ext","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-dav-ext?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-echo","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-echo?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-fancyindex","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-fancyindex?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-geoip","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-geoip?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-headers-more-filter","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-headers-more-filter?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-image-filter","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-image-filter?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-lua","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-lua?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-ndk","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-ndk?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-perl","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-perl?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-subs-filter","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-subs-filter?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-uploadprogress","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-uploadprogress?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-upstream-fair","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-upstream-fair?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-http-xslt-filter","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-http-xslt-filter?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-mail","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-mail?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-nchan","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-nchan?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-rtmp","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-rtmp?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"libnginx-mod-stream","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libnginx-mod-stream?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"nginx","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/nginx?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"nginx-common","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/nginx-common?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"nginx-core","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/nginx-core?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"nginx-doc","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/nginx-doc?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"nginx-extras","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/nginx-extras?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"nginx-full","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/nginx-full?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}},{"package":{"name":"nginx-light","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/nginx-light?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.11+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784715967.json"}}],"schema_version":"1.9.0"}