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Vulnerability Development: GNU objdump 2.15 [FreeBSD] 2004-05-23 shows: ... "BFD: Please report this bug." While analyzing crafted ELF.

GNU objdump 2.15 [FreeBSD] 2004-05-23 shows: ... "BFD: Please report this bug." While analyzing crafted ELF.

From: <david.reguera_at_inteco.es>
Date: 23 Feb 2008 06:15:28 -0000
('binary' encoding is not supported, stored as-is) NU objdump 2.15 [FreeBSD] 2004-05-23 shows:
BFD: BFD 2.15 [FreeBSD] 2004-05-23 internal error, aborting at
/usr/src/gnu/usr.bin/binutils/libbfd/../../../../contrib/binutils/bfd/
elfcode.h line 188 in bfd_elf32_swap_symbol_in

BFD: Please report this bug.

While analyzing crafted ELF.

Note: this bug (in my opinion) is irrelevant, the exception is captured
by the library exception handler. I am reporting it because of the
message:
BFD: Please report this bug.

Affected Version:
GNU objdump 2.15 [FreeBSD] 2004-05-23 [TESTED & FOUND]

Affected OS:
FreeBSD 6.3 [TESTED & FOUND]
FreeBSD 6.2 [TESTED & FOUND]

Discovered By : INTECO-CERT, David Reguera Garcia, david.reguera_at_inteco.es
POC exploit by : INTECO-CERT, David Reguera Garcia, david.reguera_at_inteco.es

Remote : NO
Execution of code : NO
Privilege scalation : NO

The POC "exploit?" is avaible: http://fr33project.org/vulnsexpl/Exploits/Objdump_bin_120946/exploit.c

Report: http://www.freebsd.org/cgi/query-pr.cgi?pr=bin/120946
Received on Feb 25 2008

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