[Bug binutils/17531] readelf -a crashes on fuzzed samples

[cvs-commit at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=17531

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https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=049b0c3a2467c785f9068915d81fdba4985470bf

commit 049b0c3a2467c785f9068915d81fdba4985470bf
Author: Nick Clifton <address@hidden>
Date:   Tue Nov 4 11:58:16 2014 +0000

    Fixes for crashes running readelf.

        PR binutils/17531
        * readelf.c (get_data): If the reason parameter is null, do not
        print any error messages.
        (get_32bit_section_headers): Verify section header entry size
        before reading in the section headers.
        (get_64bit_section_headers): Likewise.
        (process_section_headers): Pass FALSE to get_section_headers.
        (get_file_header): Pass TRUE to get_section_headers.
        (process_dynamic_section): Change an assert to an error message.
        (process_symbol_table): Handle corrupt histograms.

-----------------------------------------------------------------------

Summary of changes:
 binutils/ChangeLog |   13 ++++++
 binutils/readelf.c |  116 +++++++++++++++++++++++++++++++++++++---------------
 2 files changed, 96 insertions(+), 33 deletions(-)

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