Use lchown instead of chown (security problem of symlinks ownership)

[dump.git] / CHANGES

diff --git a/CHANGES b/CHANGES
index 607a400f78831b73bdc42db0d60effcdf8d6b9fe..98793c81c95fd146eddd226c65525b18add66cad 100644 (file)
--- a/CHANGES
+++ b/CHANGES
@@ -1,7 +1,16 @@
-$Id: CHANGES,v 1.10 1999/10/31 19:48:25 tiniou Exp $
+$Id: CHANGES,v 1.13 1999/11/05 22:02:11 tiniou Exp $
 
-Changes between versions 0.4b7 and 0.4b8 (released ???????????????)
-===================================================================
+Changes between versions 0.4b8 and 0.4b9 (released November 5, 1999)
+====================================================================
+
+1.     Use lchown instead of chown, fixing a possible security problem 
+       when restoring symlinks (a malicious user could use this
+       to deliberately corrupt the ownership of important system files).
+       Thanks to Chris Siebenmann <cks@utcc.utoronto.ca> for detecting
+       this and providing the patch.
+
+Changes between versions 0.4b7 and 0.4b8 (released November 3, 1999)
+====================================================================
 
 1.     Put dump sources under CVS, added Id tags in all files so
        one can use 'ident' on binary files.
@@ -17,12 +26,15 @@ Changes between versions 0.4b7 and 0.4b8 (released ???????????????)
        contain them :(. Thanks to Eric Maisonobe <virnet@nat.fr>
        for submitting the bug report.
 
-5.     Added the RSH environment variable in order to be able to
+5.     Use ext2fs_llseek instead of llseek. With recent e2fsprogs
+       this should enable dumping big (huge) filesystems.
+
+6.     Added the RSH environment variable in order to be able to
        use a rsh replacement like ssh when doing remote backups (and
        bypass the security limitations of rcmd). Now you can do remote
        backups without being root (or making dump setuid root).
 
-6.     Modified again the way dumpdates works. For incremental dumps,
+7.     Modified again the way dumpdates works. For incremental dumps,
        we need to read dumpdates even if we are not using 'u' option.
        Thanks to Bdale Garbee <bdale@gag.com> for his ideas on how
        this should work.