Patch-ID# 100593-03 Keywords: security, dump, in.comsat, in.talkd, shutdown, syslogd, write Synopsis: SunOS 4.1.3: Security update for dump. Date: Mar/16/94 Solaris Release: 1.1 SunOS Release: 4.1.3C 4.1.3 4.1.2 4.1.1 Unbundled Product: Unbundled Release: Relevant Architectures: sparc NOTE: sun3 sun3x sun4 sun4c sun4m BugId's fixed with this patch: 1140162 1063519 Changes incorporated in this version: 1140162 Patches accumulated and obsoleted by this patch: Patches which conflict with this patch: Patches required with this patch: >100272-07 >100909-02 101480 101481 101482 NOTE: 100272(-07+) 100909(-02+) 101480 101481 101482 Obsoleted by: NOTE:4.1.3_U1 Files included with this patch: dump Problem Description: 1140162 Several programs, as originally shipped, could be exploited in an obscure way to gain root access. 1063519 (Patch 100593-02) If a level 0 dump is performed with the achive file option (a) then a 'restore ta' will work just fine. If the dump is an incremental or partial dump, then restore fails with 'Cannot find file removal list' and restore terminates. Patch Installation Instructions: 1) Login as root. 2) Make a backup copy of the old file (if you have installed any of the earlier patch revisions, you may wish to save under another name): mv /usr/etc/dump /usr/etc/dump.fcs 3) Change the permissions on the saved file to prevent its execution: chmod 400 /usr/etc/dump.fcs 4) Copy in the patched file: cp `uname -m`/`uname -r`/dump /usr/etc/dump 5) Set ownership & permissions: chown root /usr/etc/dump chgrp tty /usr/etc/dump chmod 6755 /usr/etc/dump