[Webkit-unassigned] [Bug 236647] valgrind claim: Source and destination overlap in memcpy_chk(0x1ffeff9c77, 0x1ffeff9c76, 8) from CSSPropertyParser.cpp:158
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Mon May 16 09:08:48 PDT 2022
https://bugs.webkit.org/show_bug.cgi?id=236647
Sam Sneddon [:gsnedders] <gsnedders at apple.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |koivisto at iki.fi,
| |sam at webkit.org
--- Comment #3 from Sam Sneddon [:gsnedders] <gsnedders at apple.com> ---
This is presumably, given I can't find any other usage of them around here:
// FIXME: Remove this mangling without breaking the web.
if (isAppleLegacyCssValueKeyword(buffer, length)) {
memmove(buffer + 7, buffer + 6, length + 1 - 6);
memcpy(buffer, "-webkit", 7);
++length;
}
Which is… odd.
(i.e., https://github.com/WebKit/WebKit/blob/0e58ce7c537aafbff6e7ce0fa4e579d1889b0ee6/Source/WebCore/css/parser/CSSPropertyParser.cpp#L157)
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