Bug 236621

Summary:

[libpas] compact pointers should load payload via memcpy

Product:

WebKit

Reporter:

Yusuke Suzuki <ysuzuki>

Component:

New Bugs

Assignee:

Yusuke Suzuki <ysuzuki>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

mark.lam, webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

WebKit Nightly Build

Hardware:

Unspecified

OS:

Unspecified

Attachments:

Description	Flags
Patch	mark.lam: review+

Description Yusuke Suzuki 2022-02-14 16:42:39 PST

[libpas] compact pointers should load payload via memcpy

Comment 1 Yusuke Suzuki 2022-02-14 16:44:41 PST

Created attachment 451957 [details]
Patch

Comment 2 Yusuke Suzuki 2022-02-14 16:49:33 PST

rdar://88928951

Comment 3 Mark Lam 2022-02-14 17:00:32 PST

Comment on attachment 451957 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=451957&action=review

r=me.  Since EWS is misbehaving, please do a local build and smokes test run if you haven't already done so.

> Source/bmalloc/ChangeLog:8
> +        ASan found that we are loading 8bytes which can potentially be overflown.

nit: "8bytes" => "8 bytes".  "overflown" => "overflowed".

Comment 4 Yusuke Suzuki 2022-02-14 19:55:43 PST

Committed r289788 (247253@trunk): <https://commits.webkit.org/247253@trunk>