{"id":"CLSA-2026-1778071148","summary":"openssl: Fix of 4 CVEs","details":"- CVE-2026-28387: fix use of OPENSSL_free instead of X509_free on\n  dane-\u003emcert in dane_match() (X509 reference-count bypass / UAF)\n- CVE-2026-28388: fix NULL deref in check_delta_base when a delta CRL\n  carries the Delta CRL Indicator extension but lacks a CRL Number\n- CVE-2026-28389: fix NULL deref in dh_cms_set_shared_info /\n  ecdh_cms_set_shared_info on absent CMS KARI parameters\n- CVE-2026-31789: fix integer overflow in OPENSSL_buf2hexstr causing\n  heap OOB write when converting \u003e SIZE_MAX/3 bytes (32-bit builds)","modified":"2026-05-27T11:17:19.402329668Z","published":"2026-05-06T12:39:15Z","upstream":["CVE-2026-28387","CVE-2026-28388","CVE-2026-28389","CVE-2026-31789"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1778071148.html"}],"affected":[{"package":{"name":"openssl","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/openssl?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.0.7-20.el9_2.tuxcare.1.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778071148.json"}},{"package":{"name":"openssl-devel","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/openssl-devel?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.0.7-20.el9_2.tuxcare.1.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778071148.json"}},{"package":{"name":"openssl-libs","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/openssl-libs?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.0.7-20.el9_2.tuxcare.1.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778071148.json"}},{"package":{"name":"openssl-perl","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/openssl-perl?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.0.7-20.el9_2.tuxcare.1.els11"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1778071148.json"}}],"schema_version":"1.7.5"}