{"id":"CLSA-2026-1783525080","summary":"Fix CVE(s): CVE-2026-49975","details":"   * SECURITY UPDATE: memory allocation with excessive size value (DoS) in\n     mod_http2 HTTP/2 cookie header merging\n     - debian/patches/CVE-2026-49975.patch: count merged cookie headers as an\n       add so they keep counting against LimitRequestFields, and ignore\n       duplicate empty cookie headers, in req_add_header() in\n       modules/http2/h2_util.c; otherwise repeated HTTP/2 cookie headers merge\n       into one growing value without tripping the LimitRequestFields guard,\n       letting a single stream drive unbounded memory allocation. Upstream fix\n       35c6e405390ed361189a82acd96675401ea5947c (SVN r1934882).\n     - CVE-2026-49975","modified":"2026-10-26T09:31:52.373335609Z","published":"2026-07-08T15:38:16Z","upstream":["CVE-2026-49975"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/debian10els/CLSA-2026-1783525080.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49975"}],"affected":[{"package":{"name":"apache2","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-bin","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-bin?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-data","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-data?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-dev","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-dev?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-doc","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-doc?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-ssl-dev","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-ssl-dev?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-suexec-custom","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-suexec-custom?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-suexec-pristine","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-suexec-pristine?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"apache2-utils","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/apache2-utils?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"libapache2-mod-md","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libapache2-mod-md?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}},{"package":{"name":"libapache2-mod-proxy-uwsgi","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libapache2-mod-proxy-uwsgi?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.59-1~deb10u1+tuxcare.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1783525080.json"}}],"schema_version":"1.9.0"}