{"id":"CLSA-2026-1779888685","summary":"libssh: Fix of 3 CVEs","details":"- CVE-2025-4877: prevent integer overflow and potential out-of-bounds\n  write in base64 decoder by capping input length to 256MB\n- CVE-2025-8277: adjust packet filter to work correctly when DH-GEX is\n  guessed wrongly\n- CVE-2026-0965: refuse non-regular and over-sized configuration files\n  in libssh config and known_hosts readers","modified":"2026-10-26T09:30:03.926899075Z","published":"2026-05-27T13:31:45Z","upstream":["CVE-2025-4877","CVE-2025-8277","CVE-2026-0965"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1779888685.html"}],"affected":[{"package":{"name":"libssh","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/libssh?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.4-8.el9_2.tuxcare.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1779888685.json"}},{"package":{"name":"libssh-config","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/libssh-config?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.4-8.el9_2.tuxcare.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1779888685.json"}},{"package":{"name":"libssh-devel","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/libssh-devel?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.4-8.el9_2.tuxcare.els12"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1779888685.json"}}],"schema_version":"1.9.0"}