[Webkit-unassigned] [Bug 241589] New: REGRESSION (iOS 16): <img> with video source fails to render—affects iCloud live photos (IOKit blocking)

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=241589

            Bug ID: 241589
           Summary: REGRESSION (iOS 16): <img> with video source fails to
                    render—affects iCloud live photos (IOKit blocking)
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jean-yves.avenard at apple.com
                CC: bfulgham at webkit.org, simon.fraser at apple.com,
                    zalan at apple.com

Photos on iCloud.com appear black in iOS 16, works with iOS 15.

Cause: 

RemoteImageDecoderAVF::createFrameImageAtIndex uses a call to IOSurface::createFromSendRight IOKit which is blocked by the sandbox in the content process.

We should stop using IOkit methods from the content process.

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