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Invalid read in r_bin_demangle_swift() #13157

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fumfel opened this issue Feb 19, 2019 · 0 comments
Closed

Invalid read in r_bin_demangle_swift() #13157

fumfel opened this issue Feb 19, 2019 · 0 comments
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@fumfel
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@fumfel fumfel commented Feb 19, 2019

Work environment

Questions Answers
OS/arch/bits (mandatory) Ubuntu 18.04 x64
File format of the file you reverse (mandatory) Mach-O
Architecture/bits of the file (mandatory) x86/64
r2 -v full output, not truncated (mandatory) radare2 3.3.0 20942 @ linux-x86-64 git.3.3.0 commit: 5a9127d build: 2019-02-19__15:42:36

Expected behavior

Show dissasembly of file.

Actual behavior

SIGSEGV in ASAN build.

Steps to reproduce the behavior

Additional Logs, screenshots, source-code, configuration dump, ...

==10911==ERROR: AddressSanitizer: SEGV on unknown address 0x603fd2301dd6 (pc 0x7fc7555f627e bp 0x7ffce187e7c0 sp 0x7ffce187e240 T0)
==10911==The signal is caused by a READ memory access.
    #0 0x7fc7555f627d in r_bin_demangle_swift radare2/libr/bin/mangling/swift-sd.c:488:31
    #1 0x7fc755268e08 in r_bin_demangle radare2/libr/bin/demangle.c:135:30
    #2 0x7fc756877a46 in bin_imports radare2/libr/core/cbin.c:1705:18
    #3 0x7fc756877a46 in r_core_bin_info radare2/libr/core/cbin.c:3671
    #4 0x7fc75687101c in r_core_bin_set_env radare2/libr/core/cbin.c:133:3
    #5 0x7fc7567d8e58 in r_core_file_do_load_for_io_plugin radare2/libr/core/cfile.c:385:2
    #6 0x7fc7567d8e58 in r_core_bin_load radare2/libr/core/cfile.c:538
    #7 0x55d347469ab6 in main radare2/binr/radare2/radare2.c:1165:15
    #8 0x7fc74f18eb96 in __libc_start_main /build/glibc-OTsEL5/glibc-2.27/csu/../csu/libc-start.c:310
    #9 0x55d3473728b9 in _start (/usr/local/bin/radare2+0x258b9)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV radare2/libr/bin/mangling/swift-sd.c:488:31 in r_bin_demangle_swift
==10911==ABORTING

@XVilka XVilka added this to the 3.4.0 - aprils milestone Feb 21, 2019
@XVilka XVilka added the bug label Feb 21, 2019
@XVilka XVilka added this to To do in RBin via automation Feb 27, 2019
radare added a commit that referenced this issue Feb 28, 2019
@radare radare closed this in 00178e2 Mar 3, 2019
RBin automation moved this from To do to Done Mar 3, 2019
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