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authordgp <dgp@users.sourceforge.net>2004-08-13 21:39:24 (GMT)
committerdgp <dgp@users.sourceforge.net>2004-08-13 21:39:24 (GMT)
commitd9ab72b3082ccef8f68082f7e05484e303a27d37 (patch)
tree40e17c45b7747508177587d20cbd2f42e572da34 /library/msgcat/msgcat.tcl
parent610769bdb8172c2f6fa55f1cb6b0b4f7d40bc5ce (diff)
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* library/msgcat/msgcat.tcl: Added checks to prevent [mclocale]
* tests/msgcat.test: from registering filesystem paths to possibly malicious code to be evaluated by a later [mcload].
Diffstat (limited to 'library/msgcat/msgcat.tcl')
-rw-r--r--library/msgcat/msgcat.tcl9
1 files changed, 7 insertions, 2 deletions
diff --git a/library/msgcat/msgcat.tcl b/library/msgcat/msgcat.tcl
index 4db7890..a4cf23e 100644
--- a/library/msgcat/msgcat.tcl
+++ b/library/msgcat/msgcat.tcl
@@ -10,7 +10,7 @@
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
-# RCS: @(#) $Id: msgcat.tcl,v 1.21 2004/03/31 18:51:33 dgp Exp $
+# RCS: @(#) $Id: msgcat.tcl,v 1.22 2004/08/13 21:39:24 dgp Exp $
package require Tcl 8.5
# When the version number changes, be sure to update the pkgIndex.tcl file,
@@ -229,7 +229,12 @@ proc msgcat::mclocale {args} {
}
if {$len == 1} {
- set Locale [string tolower [lindex $args 0]]
+ set newLocale [lindex $args 0]
+ if {$newLocale ne [file tail $newLocale]} {
+ return -code error "invalid newLocale value \"$newLocale\":\
+ could be path to unsafe code."
+ }
+ set Locale [string tolower $newLocale]
set Loclist {}
set word ""
foreach part [split $Locale _] {