{"id":"CLSA-2026-1782987076","summary":"Fix CVE(s): CVE-2026-44186, CVE-2026-44631","details":"   * SECURITY UPDATE: Buffer underwrite in ap_regname() on crafted regular\n     expressions in the configuration\n     - debian/patches/CVE-2026-44631.patch: cast the capture-index bytes to\n       unsigned char and reject capture group numbers greater than 1024 in\n       ap_regname() in server/util_pcre.c, so a crafted regex in a\n       \u003cDirectory~\u003e, \u003cLocation~\u003e, \u003cFiles~\u003e or \u003cProxy~\u003e section can no longer\n       produce a negative capture index and underwrite the names array; also\n       check the ap_regname() return value in dirsection(), urlsection() and\n       filesection() in server/core.c and proxysection() in\n       modules/proxy/mod_proxy.c. Upstream fix\n       7d9f3cfb10b0fe70df7358d26d7b1f374ea1a0cb (SVN r1935015).\n     - CVE-2026-44631","modified":"2026-10-26T09:32:03.226243592Z","published":"2026-07-02T10:11:35Z","upstream":["CVE-2026-44186","CVE-2026-44631"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1782987076.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44186"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44631"}],"affected":[{"package":{"name":"apache2","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-bin","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-bin?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-data","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-data?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-doc","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-doc?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-ssl-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-ssl-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-suexec-custom","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-suexec-custom?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-suexec-pristine","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-suexec-pristine?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}},{"package":{"name":"apache2-utils","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/apache2-utils?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1782987076.json"}}],"schema_version":"1.9.0"}