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[Bug malloc/14483] obstack uses int for allocation sizes
- From: "fweimer at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Fri, 16 Sep 2016 03:07:00 +0000
- Subject: [Bug malloc/14483] obstack uses int for allocation sizes
- Auto-submitted: auto-generated
- References: <bug-14483-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=14483
Florian Weimer <fweimer at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Flags|security- |security+
--- Comment #5 from Florian Weimer <fweimer at redhat dot com> ---
There is a series of fixes in gnulib:
commit 266ac1b98dbf76a78cdc584b10ed73355a084e7a
Author: Alan Modra <amodra@gmail.com>
Date: Wed Oct 29 14:02:31 2014 +1030
obstack: 64-bit obstack support, part 1
commit bb2ab7ecb6c92895e69837414f238568f013a603
Author: Alan Modra <amodra@gmail.com>
Date: Wed Oct 29 14:02:40 2014 +1030
obstack: 64-bit obstack support, part 2
commit 82a38a0d7776d99e7afc03e0d8df93fa253f1e35
Author: Alan Modra <amodra@gmail.com>
Date: Wed Oct 29 14:03:00 2014 +1030
obstack: 64-bit obstack support, part 3
commit 6c34297a9143b66bd69a1748a59662c45257f5f6
Author: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue Oct 28 23:58:42 2014 -0700
obstack: use size_t alignments and check for overflow
commit d15b2da0ac25e085ce30a9e2672624999ce910a6
Author: Alan Modra <amodra@gmail.com>
Date: Mon Nov 3 17:32:27 2014 -0800
obstack: fix macro return values
If I'm not mistaken, the 64-bit gnulib functions preempt the 32-bit glibc
implementations, which causes problems.
Upon reconsideration, we should probably treat this as a security issue.
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