{"id":"CLSA-2026-1779804603","summary":"Fix CVE(s): CVE-2026-9256","details":"   * SECURITY UPDATE: Heap buffer overflow in ngx_http_rewrite_module via\n     overlapping PCRE captures in replacement strings\n     - debian/patches/CVE-2026-9256.patch: recompute buffer length per\n       capture (including escaping) in ngx_http_script_regex_start_code\n       to prevent buffer overrun when redirect parameter is used or\n       arguments appear in the rewrite replacement string\n     - CVE-2026-9256","modified":"2026-06-04T09:45:29.474738893Z","published":"2026-05-26T14:10:17Z","upstream":["CVE-2026-9256"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/debian10els/CLSA-2026-1779804603.html"}],"affected":[{"package":{"name":"libnginx-mod-http-auth-pam","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-auth-pam?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-cache-purge","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-cache-purge?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-dav-ext","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-dav-ext?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-echo","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-echo?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-fancyindex","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-fancyindex?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-geoip","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-geoip?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-headers-more-filter","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-headers-more-filter?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-image-filter","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-image-filter?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-lua","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-lua?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-ndk","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-ndk?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-perl","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-perl?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-subs-filter","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnginx-mod-http-subs-filter?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.2-2+deb10u5+tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1779804603.json"}},{"package":{"name":"libnginx-mod-http-uploadprogress","ecosystem":"T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