{"id":"CLSA-2026-1789462227","summary":"rsync: Fix of 4 CVEs","details":"- CVE-2026-53784: resolve the daemon module-root chdir through a trusted-owner\n  walk so a planted symlink on the module path or any parent component cannot\n  steer the daemon outside the module under \"use chroot = no\"\n- CVE-2026-53795: confine each side of do_rename_at()/do_link_at()\n  independently; an absolute --temp-dir or --link-dest previously disabled\n  confinement for the relative in-tree side as well\n- CVE-2026-53802: resolve operator-supplied input files (--filter merge files,\n  --files-from, --password-file, daemon secrets) through the trusted-owner walk\n  so a planted symlink cannot be read as filter rules or as the auth response\n- CVE-2026-53803: resolve operator-supplied output paths (--log-file,\n  --write-batch/--read-batch, daemon motd/lock/early-input/--config) through\n  the same walk, plus a regular-file-or-FIFO check on the --read-batch file","modified":"2026-10-26T09:31:35.679983970Z","published":"2026-09-15T08:50:39Z","upstream":["CVE-2026-53784","CVE-2026-53795","CVE-2026-53802","CVE-2026-53803"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1789462227.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53784"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53795"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53802"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53803"}],"affected":[{"package":{"name":"rsync","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/rsync?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.5-3.el9_6.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1789462227.json"}},{"package":{"name":"rsync-daemon","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/rsync-daemon?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.5-3.el9_6.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1789462227.json"}},{"package":{"name":"rsync-rrsync","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/rsync-rrsync?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.5-3.el9_6.tuxcare.els13"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1789462227.json"}}],"schema_version":"1.9.0"}