Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: fd0db67fd877c487e824538cd56eb569dcbdcecb
https://github.com/WebKit/WebKit/commit/fd0db67fd877c487e824538cd56eb569dcbdcecb
Author: Kristian Monsen <[email protected]>
Date: 2026-04-26 (Sun, 26 Apr 2026)
Changed paths:
A LayoutTests/ipc/register-mdns-name-unpaired-surrogate-crash-expected.txt
A LayoutTests/ipc/register-mdns-name-unpaired-surrogate-crash.html
M Source/WTF/wtf/text/StringImpl.h
Log Message:
-----------
[WTF] Fix crash in utf8ForCharacters when string ends with unpaired surrogate
https://bugs.webkit.org/show_bug.cgi?id=313333
rdar://174924192
Reviewed by Yusuke Suzuki.
Replace grow with resize so the buffer is set to exactly characters.size() * 3
bytes, satisfying the assert regardless of what simdutf estimated.
Test: ipc/register-mdns-name-unpaired-surrogate-crash.html
* LayoutTests/ipc/register-mdns-name-unpaired-surrogate-crash-expected.txt:
Added.
* LayoutTests/ipc/register-mdns-name-unpaired-surrogate-crash.html: Added.
* Source/WTF/wtf/text/StringImpl.h:
(WTF::StringImpl::tryGetUTF8ForCharacters):
Canonical link: https://commits.webkit.org/312057@main
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