{"id":"CLSA-2026-1783520053","summary":"gnutls: Fix of CVE-2026-42009","details":"- CVE-2026-42009: fix DTLS handshake_compare qsort comparator contract violation (undefined behaviour)\n- CVE-2026-33846: add DTLS reassembly fragment length/bounds checks (heap overwrite)\n- CVE-2026-42012: URI subjectAltName now precludes Common Name fallback in hostname verification\n- CVE-2026-42013: oversized subjectAltName now precludes Common Name fallback in hostname verification\n- CVE-2026-5260: guard PKCS#11 RSA decryption against short-ciphertext heap overread","modified":"2026-10-26T09:43:47.771104572Z","published":"2026-08-11T20:01:28Z","upstream":["CVE-2026-33846","CVE-2026-42009","CVE-2026-42012","CVE-2026-42013","CVE-2026-5260"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1783520053.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42009"}],"affected":[{"package":{"name":"gnutls","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/gnutls?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.29-9.el7_6.tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1783520053.json"}},{"package":{"name":"gnutls-c++","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/gnutls-c++?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.29-9.el7_6.tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1783520053.json"}},{"package":{"name":"gnutls-dane","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/gnutls-dane?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.29-9.el7_6.tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1783520053.json"}},{"package":{"name":"gnutls-devel","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/gnutls-devel?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.29-9.el7_6.tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1783520053.json"}},{"package":{"name":"gnutls-utils","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/gnutls-utils?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.29-9.el7_6.tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1783520053.json"}}],"schema_version":"1.9.0"}