https://sourceware.org/bugzilla/show_bug.cgi?id=25529
Bug ID: 25529
Summary: [objdump] binutils 2.34 free(): invalid pointer with
-x flag
Product: binutils
Version: 2.34
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: law4dmail at gmail dot com
Target Milestone: ---
Created attachment 12280
--> https://sourceware.org/bugzilla/attachment.cgi?id=12280&action=edit
crash test case
objdump crashes with the following command:
./objdump -x <file>
=================================================================
==20906==ERROR: AddressSanitizer: attempting free on address which was not
malloc()-ed: 0x61e00000f4e0 in thread T0
#0 0x7fa02645a2ca in __interceptor_free
(/usr/lib/x86_64-linux-gnu/libasan.so.2+0x982ca)
#1 0x958046 in _bfd_coff_free_symbols
/home/ubuntu/xxx/sources/binutils-2.34/bfd/coffgen.c:1782
#2 0x958046 in _bfd_coff_close_and_cleanup
/home/ubuntu/xxx/sources/binutils-2.34/bfd/coffgen.c:3180
#3 0x637038 in bfd_close_all_done
/home/ubuntu/xxx/sources/binutils-2.34/bfd/opncls.c:789
#4 0x41165e in display_file objdump.c:5016
#5 0x41165e in main objdump.c:5349
#6 0x7fa025e1482f in __libc_start_main
(/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
#7 0x4153b8 in _start
(/home/ubuntu/xxx/proven/binutils/bin/objdump+0x4153b8)
0x61e00000f4e0 is located 1120 bytes inside of 2541-byte region
[0x61e00000f080,0x61e00000fa6d)
allocated by thread T0 here:
#0 0x7fa02645a79a in __interceptor_calloc
(/usr/lib/x86_64-linux-gnu/libasan.so.2+0x9879a)
#1 0x62963a in bfd_malloc
/home/ubuntu/xxx/sources/binutils-2.34/bfd/libbfd.c:275
#2 0x62963a in bfd_zmalloc
/home/ubuntu/xxx/sources/binutils-2.34/bfd/libbfd.c:360
SUMMARY: AddressSanitizer: bad-free ??:0 __interceptor_free
==20906==ABORTING
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