{"id":"CLSA-2026-1788972757","summary":"rsync: Fix of 5 CVEs","details":"- CVE-2026-53797: open the file the sender transmits through a descriptor\n  resolved beneath the transfer root so a parent component raced into a\n  symlink cannot redirect the read out of the tree\n- CVE-2026-53798: reject an empty or non-numeric daemon name-converter reply\n  instead of letting atol(\"\") collapse it to uid/gid 0, and refuse control\n  characters in the token sent to the converter\n- CVE-2026-53799: pin the destination inode once in set_file_attrs() and set\n  the ACLs, xattrs and mode through that descriptor so a leaf swapped after\n  the content was written cannot redirect the metadata onto another file\n- CVE-2026-53800: unlink a transferred source file through a descriptor held\n  on its parent directory so --remove-source-files cannot be raced into\n  removing a file outside the transfer root\n- CVE-2026-53801: enumerate each source directory through a descriptor\n  resolved beneath the transfer root and stat its entries through that\n  descriptor so a parent raced into a symlink cannot make the scan list a\n  directory outside the module","modified":"2026-10-26T09:30:44.592789186Z","published":"2026-09-09T16:52:52Z","upstream":["CVE-2026-53797","CVE-2026-53798","CVE-2026-53799","CVE-2026-53800","CVE-2026-53801"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1788972757.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53797"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53798"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53799"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53800"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53801"}],"affected":[{"package":{"name":"rsync","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/rsync?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.3-19.el9_2.tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788972757.json"}},{"package":{"name":"rsync-daemon","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/rsync-daemon?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.3-19.el9_2.tuxcare.els15"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788972757.json"}}],"schema_version":"1.9.0"}