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btrbk: bugfix: untaint raw backup file list read by "find" command

pull/88/head
Axel Burri 2016-04-03 21:38:19 +02:00
parent 023004e9cc
commit 899ca92026
1 changed files with 4 additions and 3 deletions
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@ -3394,12 +3394,13 @@ MAIN:
my @subvol_list;
my %child_uuid_list;
foreach my $file (split("\n", $ret))
foreach (split("\n", $ret))
{
unless($file =~ /^$file_match$/) {
DEBUG "Skipping non-parseable file: \"$file\"";
unless(/^($file_match)$/) {
DEBUG "Skipping non-parseable file: \"$_\"";
next;
}
my $file = $1; # untaint argument
unless($file =~ s/^\Q$droot->{PATH}\E\///) {
ABORTED($droot, "Unexpected result from 'find': file \"$file\" is not under \"$droot->{PATH}\"");
last;