https://sourceware.org/bugzilla/show_bug.cgi?id=28687

--- Comment #5 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by Alan Modra <amo...@sourceware.org>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=05f62e0c9a0b14e211c6b2b6234095b50794b20b

commit 05f62e0c9a0b14e211c6b2b6234095b50794b20b
Author: Alan Modra <amo...@gmail.com>
Date:   Thu Dec 16 10:50:58 2021 +1030

    Re: Fix an undefined behaviour in the BFD library's DWARF parser

    Using an unsigned int cast (to 32 bits) on a pointer difference (of
    possibly 64 bits) is wrong.  Even though it will work on all real
    object files, the fuzzers will eventually find this hole.

            PR 28687
            * dwarf1.c (parse_die): Cast pointer difference to size_t.
            Catch another possible pointer overflow.

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