Commit graph

3 commits

Author SHA1 Message Date
Psychpsyo
b3487d8994 Meta: Add DOCTYPEs to most text tests 2025-03-20 11:50:49 +01:00
Andrew Kaster
5be4825504 LibWeb: Report exceptions from custom element upgrades to global object 2024-11-24 00:15:59 +00:00
Luke Wilde
48e11a1f12 LibWeb: Empty CE reaction queue instead of destroying it on exception
If an exception occurs in a custom element constructor, we clear the
reaction queue by destroying it, instead of emptying the Vector.
3da6916383/Userland/Libraries/LibWeb/DOM/Element.cpp (L2033)

This causes a UAF here, as async upgrades (i.e. custom elements not
created by document.createElement) are performed in this loop:
3da6916383/Userland/Libraries/LibWeb/Bindings/MainThreadVM.cpp (L657)

Fixes crash when loading https://github.com/SerenityOS/serenity
2024-02-29 21:58:01 -05:00