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LibWeb: Avoid invoking Trusted Types where avoidable

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Prevents observably calling Trusted Types, which can run arbitrary JS,
cause crashes due to use of MUST and allow arbitrary JS to modify
internal elements.
This commit is contained in:
Luke Wilde 2025-10-31 12:30:47 +00:00 • committed by Tim Flynn
parent fb9406ddcd
commit 82bd3d3891
Notes: github-actions[bot] 2025-11-06 16:46:00 +00:00
83 changed files with 407 additions and 366 deletions
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8
Libraries/LibWeb/HTML/HTMLImageElement.cpp
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@ -242,11 +242,11 @@ WebIDL::UnsignedLong HTMLImageElement::width() const
return 0;
}
WebIDL::ExceptionOr<void> HTMLImageElement::set_width(WebIDL::UnsignedLong width)
void HTMLImageElement::set_width(WebIDL::UnsignedLong width)
{
if (width > 2147483647)
width = 0;
return set_attribute(HTML::AttributeNames::width, String::number(width));
set_attribute_value(HTML::AttributeNames::width, String::number(width));
}
// https://html.spec.whatwg.org/multipage/embedded-content.html#dom-img-height
@ -273,11 +273,11 @@ WebIDL::UnsignedLong HTMLImageElement::height() const
return 0;
}
WebIDL::ExceptionOr<void> HTMLImageElement::set_height(WebIDL::UnsignedLong height)
void HTMLImageElement::set_height(WebIDL::UnsignedLong height)
{
if (height > 2147483647)
height = 0;
return set_attribute(HTML::AttributeNames::height, String::number(height));
set_attribute_value(HTML::AttributeNames::height, String::number(height));
}
// https://html.spec.whatwg.org/multipage/embedded-content.html#dom-img-naturalwidth