[Webkit-unassigned] [Bug 241386] Set protections on MAP_ALIGNED platforms too for WTF::OSAllocator::tryReserveUncommittedAligned

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Jun 7 15:39:13 PDT 2022


Leonardo Taccari <iamleot+webkit-bugzilla at gmail.com> changed:

           What    |Removed                     |Added
                 CC|                            |iamleot+webkit-bugzilla at gma
                   |                            |il.com

--- Comment #1 from Leonardo Taccari <iamleot+webkit-bugzilla at gmail.com> ---
Created attachment 460075

  --> https://bugs.webkit.org/attachment.cgi?id=460075&action=review

REGRESSION(247105 at main): Set protections on MAP_ALIGNED platforms too

Since the introduction of tryReserveUncommittedAligned() on platforms
that have MAP_ALIGNED via 247105 at main, reserved pages via that
function never had the protections adjusted and will likely ends
up in SIGSEGV.

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