[Bug binutils/21786] Stack-buffer-overflow in {coff,coff64}-rs6000.c

[cvs-commit at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=21786

--- Comment #3 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by Nick Clifton <address@hidden>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=29866fa186ee3ebda5242221607dba360b2e541e

commit 29866fa186ee3ebda5242221607dba360b2e541e
Author: Nick Clifton <address@hidden>
Date:   Wed Jul 19 11:07:43 2017 +0100

    Fix address violation when attempting to read a corrupt field in a COFF
archive header structure.

        PR 21786
        * coff-rs6000.c (_bfd_strntol): New function.
        (_bfd_strntoll): New function.
        (GET_VALUE_IN_FIELD): New macro.
        (EQ_VALUE_IN_FIELD): new macro.
        (_bfd_xcoff_slurp_armap): Use new macros.
        (_bfd_xcoff_archive_p): Likewise.
        (_bfd_xcoff_read_ar_hdr): Likewise.
        (_bfd_xcoff_openr_next_archived_file): Likewise.
        (_bfd_xcoff_stat_arch_elt): Likewise.

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