RESOLVED FIXED 263640
WebVTT Parser should treat negative percentages as invalid values 
https://bugs.webkit.org/show_bug.cgi?id=263640
Summary WebVTT Parser should treat negative percentages as invalid values
Kueno
Reported 2023-10-25 01:57:14 PDT
According to the WebVTT specification, percentage values must be in the range of 0 to 100, and negative percentages are not valid. https://www.w3.org/TR/webvtt1/#webvtt-percentage The following WPTs are failing due to this issue: https://wpt.fyi/results/webvtt/parsing/file-parsing/tests/regions-regionanchor.html?label=experimental&label=master&aligned https://wpt.fyi/results/webvtt/parsing/file-parsing/tests/regions-viewportanchor.html?label=experimental&label=master&aligned
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Kueno
Comment 1 2023-10-25 01:58:03 PDT
Pull request: https://github.com/WebKit/WebKit/pull/19527
EWS
Comment 2 2023-10-27 20:38:15 PDT
Committed 269882@main (6c997a688fcd): <https://commits.webkit.org/269882@main> Reviewed commits have been landed. Closing PR #19527 and removing active labels.
Radar WebKit Bug Importer
Comment 3 2023-10-27 20:39:12 PDT
<rdar://problem/117615681>
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