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bug#17334: 24.3; Crash in cmdproxy.exe


From: Eli Zaretskii
Subject: bug#17334: 24.3; Crash in cmdproxy.exe
Date: Sat, 26 Apr 2014 10:08:23 +0300

> Date: Wed, 23 Apr 2014 23:58:57 -0400
> From: Sohail Somani <address@hidden>
> 
> There is a "bug" in cmdproxy.exe which should never happen, but does
> anyway. In make_absolute, there is the following code:
> 
>    strncpy(dir, path, p - path);
>    dir[p - path] = '\0';
> 
> If p-path > sizeof(dir), a buffer overrun occurs.
> 
> I came across this problem because I accidentally used ':' as a
> separator when constructing the PATH variable in Emacs.

Thanks, this is now fixed for Emacs 24.4 (revision 117021 on the
emacs-24 branch).





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