[webkit-changes] [WebKit/WebKit] 88fe91: Cherry-pick 252432.766 at safari-7614-branch (5737256...

[Chris Dumez]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 88fe91451e9c053c1198d0a9f317d5e14350fc9b
      https://github.com/WebKit/WebKit/commit/88fe91451e9c053c1198d0a9f317d5e14350fc9b
  Author: Chris Dumez <cdumez at apple.com>
  Date:   2022-12-19 (Mon, 19 Dec 2022)

  Changed paths:
    M Source/WebKit/UIProcess/WebPageProxy.cpp

  Log Message:
  -----------
  Cherry-pick 252432.766 at safari-7614-branch (57372567b7b7). rdar://99729137

    Do IPC hardening in WebPageProxy::didStartProvisionalLoadForFrameShared()
    https://bugs.webkit.org/show_bug.cgi?id=247449
    rdar://99729137

    Reviewed by Geoffrey Garen.

    Add message check for the unreachable URL as well, not just the URL.

    * Source/WebKit/UIProcess/WebPageProxy.cpp:
    (WebKit::WebPageProxy::didStartProvisionalLoadForFrameShared):

    Canonical link: https://commits.webkit.org/252432.766@safari-7614-branch

Canonical link: https://commits.webkit.org/258103@main