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-rw-r--r--IkiWiki/Plugin/img.pm4
-rw-r--r--debian/changelog1
2 files changed, 5 insertions, 0 deletions
diff --git a/IkiWiki/Plugin/img.pm b/IkiWiki/Plugin/img.pm
index c1048d3c9..82db15a7e 100644
--- a/IkiWiki/Plugin/img.pm
+++ b/IkiWiki/Plugin/img.pm
@@ -26,6 +26,10 @@ sub preprocess (@) {
my ($image) = $_[0] =~ /$config{wiki_file_regexp}/; # untaint
my %params=@_;
+ if (! defined $image) {
+ error("bad image filename");
+ }
+
if (exists $imgdefaults{$params{page}}) {
foreach my $key (keys %{$imgdefaults{$params{page}}}) {
if (! exists $params{$key}) {
diff --git a/debian/changelog b/debian/changelog
index 0ec696d3c..5d27b7af0 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,7 @@
ikiwiki (3.20100123) UNRELEASED; urgency=low
* template: Preprocess parameters before htmlizing.
+ * img: Fix a bug that could taint @links with undef values.
-- Joey Hess <joeyh@debian.org> Tue, 26 Jan 2010 22:25:33 -0500