[CLSA-2026:1788799362] Fix of 7 CVEs
Type:
security
Severity:
Important
Release date:
2026-09-07 16:42:56 UTC
Description:
* SECURITY UPDATE: symlink attacks on daemon operator-supplied paths - debian/patches/CVE-2026-53784.patch: add safe_open_no_attacker_symlinks() in util.c and confine the daemon module-root chdir under use-chroot=no - CVE-2026-53784 * SECURITY UPDATE: information disclosure via planted symlinks - debian/patches/CVE-2026-53802-CVE-2026-53803.patch: open the secrets file, --password-file, batch, log, config and exclude/include files through safe_open_no_attacker_symlinks() - CVE-2026-53802 - CVE-2026-53803 * SECURITY UPDATE: information disclosure via symlinked filter/merge files - debian/patches/CVE-2026-53786.patch: open filter and per-directory merge files through safe_open_no_attacker_symlinks() and treat a merge file hidden by the daemon filter as absent - CVE-2026-53786 * SECURITY UPDATE: arbitrary file write via absolute --temp-dir/--link-dest - debian/patches/CVE-2026-53795.patch: confine do_rename() and do_link() in syscall.c through an ownership walk on the pinned parent directory fd - CVE-2026-53795 * SECURITY UPDATE: daemon crash via a malformed file list entry - debian/patches/CVE-2026-70459.patch: reject a non-directory transfer-root entry and bound parent_ndx in flist.c, generator.c and receiver.c - CVE-2026-70459 * SECURITY UPDATE: "auth users" entries parsed on whitespace - debian/patches/CVE-2026-70463.patch: parse the daemon's "auth users" list with conf_strtok() in authenticate.c so it splits on commas alone - CVE-2026-70463 * The non-directory transfer-root guard shipped in +tuxcare.els5 under debian/patches/CVE-2026-53789.patch now lives in debian/patches/CVE-2026-70459.patch, no functional change * The upstream regression tests named in the patch headers are not carried: upstream ships them only as pytest testsuite/*_test.py files and 3.1.3 has no pytest harness
Updated packages:
  • rsync_3.1.3-8ubuntu0.9+tuxcare.els6_amd64.deb
    sha:99a15ae8271b1669121819ec94876c285db0be55
  • rsync_3.1.3-8ubuntu0.9+tuxcare.els6_arm64.deb
    sha:4fec87a0db9f5bef280ffca8fa5bd89ee1450e78
Notes:
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