{"id":"CLSA-2026-1789900215","summary":"Fix CVE(s): CVE-2026-18924, CVE-2026-80230, CVE-2026-82209","details":"   * SECURITY UPDATE: HTTP/2 server push use-after-free\n     - debian/patches/CVE-2026-18924.patch: make a pushed transfer\n       inherit the parent handle's share in lib/http2.c, so a connection\n       held by a share cannot be freed while the pushed transfer still\n       uses it.\n     - CVE-2026-18924\n   * SECURITY UPDATE: public key pinning bypassed when no server certificate\n     - debian/patches/CVE-2026-80230.patch: in lib/vtls/openssl.c, treat\n       a missing server certificate as acceptable only when no pinned\n       public key is configured, so pinning is still enforced with peer\n       and host verification disabled.\n     - CVE-2026-80230\n   * SECURITY UPDATE: cookie for an exact PSL domain kept wildcard scope\n     - debian/patches/CVE-2026-82209.patch: in lib/cookie.c, clear the\n       tailmatch flag when a cookie's Domain attribute is itself a public\n       suffix, so it becomes host-only instead of being sent to sibling\n       subdomains.\n     - CVE-2026-82209","modified":"2026-10-26T09:32:04.225824245Z","published":"2026-09-20T10:30:28Z","upstream":["CVE-2026-18924","CVE-2026-80230","CVE-2026-82209"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1789900215.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18924"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80230"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82209"}],"affected":[{"package":{"name":"curl","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/curl?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}},{"package":{"name":"libcurl3-gnutls","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libcurl3-gnutls?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}},{"package":{"name":"libcurl3-nss","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libcurl3-nss?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}},{"package":{"name":"libcurl4","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libcurl4?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}},{"package":{"name":"libcurl4-doc","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libcurl4-doc?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}},{"package":{"name":"libcurl4-gnutls-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libcurl4-gnutls-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}},{"package":{"name":"libcurl4-nss-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libcurl4-nss-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}},{"package":{"name":"libcurl4-openssl-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libcurl4-openssl-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789900215.json"}}],"schema_version":"1.9.0"}