CVE-2026-53793: Improper Link Resolution Before File Access

rsync before 3.5.0 contains a path confinement bypass vulnerability that allows remote clients to escape the intended inner-module root confinement by constructing paths that resolve outside the chroot boundary when the module root contains a /./ boundary marker. Attackers can exploit improper...

CLSA-2026-1776791634 rsync: Fix of 3 CVEs

CVE-2017-16548: fix heap overread in receivexattr by enforcing trailing NUL on received xattr names - CVE-2017-17434: sanitize xname in readndxandattrs and check daemon filter against fnamecmp in recvfiles - CVE-2018-5764: prevent client from resetting protectargs during the second parsearguments...

CLSA-2026-1776769741 rsync: Fix of 3 CVEs

CVE-2017-16548: fix heap overread in receivexattr by enforcing trailing NUL on received xattr names - CVE-2017-17434: sanitize xname in readndxandattrs and check daemon filter against fnamecmp in recvfiles - CVE-2018-5764: prevent client from resetting protectargs during the second parsearguments...

CVE-2017-17434

The daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, does not check for fnamecmp filenames in the daemonfilterlist data structure in the recvfiles function in receiver.c and also does not apply the sanitizepaths protection mechanism to pathnames found in "xname follows" strings in...