Versions mentioned in the description apply to the upstream
Remediation section below for
Debian:9 relevant versions.
The daemonize.py module in Subversion 1.8.0 before 1.8.2 allows local users to gain privileges via a symlink attack on the pid file created for (1) svnwcsub.py or (2) irkerbridge.py when the --pidfile option is used. NOTE: this issue was SPLIT from CVE-2013-4262 based on different affected versions (ADT3).
subversion to version 1.8.5-1 or higher.