Updated: setup (2.930)
Corinna Vinschen
corinna-cygwin@cygwin.com
Fri Feb 9 16:20:54 GMT 2024
On Feb 9 13:36, Jon Turney via Cygwin wrote:
> On 09/02/2024 02:17, Kaz Kylheku via Cygwin wrote:
> >
> > I see the commit: https://cygwin.com/cgit/cygwin-apps/setup/commit/?id=0122154811bacdd7dc042cff0c80bb0a36af360c
> >
> > I'm curious, what improvement arises out of looking up the SetDefaultDllDirectories
> > function dynamically in kernel32.dll?
> >
> > Is it the case that malicious software can interpose itself somehow such that
> > the statically linked SetDefaultDllDirectories call goes elsewhere other than
> > kernel32.dll, which we can thwart by asking for the genuine article in kernel32.dll?
>
> You're looking at the wrong commit there.
>
> The dynamic lookup merely ensures that setup continues to work at all on
> Windows versions (<6.0), which don't support that function.
Typo. Windows < 6.2. SetDefaultDllDirectories has been introduced with
Windows 8.
Corinna
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