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[Embed][CORE] hex2bin should always get an even amount of symbols

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Alexei Sorokin 2019-11-01 08:29:52 +03:00 committed by Diogo Peralta Cordeiro
parent 234ba7705f
commit 01696246eb
1 changed files with 2 additions and 0 deletions
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2
lib/media/mediafile.php
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@ -281,6 +281,8 @@ class MediaFile
return false; return false;
} elseif ($ret === 0) { } elseif ($ret === 0) {
return null; // No match return null; // No match
} elseif (strlen($matches[2]) % 2 !== 0) {
return null; // An odd length won't do for hex2bin
} else { } else {
$filename = hex2bin($matches[2]); $filename = hex2bin($matches[2]);