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Media: Sanity check image meta in 'wp_image_src_get_dimensions'.

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This fixes a potential illegal offset error introduced in [50134] if the `$image_meta` doesn't include a `file` key.
    
Props dd32.
Fixes #51865.


git-svn-id: https://develop.svn.wordpress.org/trunk@50136 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Joe McGill 2021-02-02 04:25:18 +00:00
parent 354aad63c3
commit ce2b61b40f
1 changed files with 4 additions and 1 deletions
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5
src/wp-includes/media.php
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@ -1602,7 +1602,10 @@ function wp_image_src_get_dimensions( $image_src, $image_meta, $attachment_id =
$dimensions = false;
// Is it a full size image?
if ( strpos( $image_src, $image_meta['file'] ) !== false ) {
if (
isset( $image_meta['file'] ) &&
strpos( $image_src, $image_meta['file'] ) !== false
) {
$dimensions = array(
(int) $image_meta['width'],
(int) $image_meta['height'],