https://sourceware.org/bugzilla/show_bug.cgi?id=25068
Bug ID: 25068
Summary: Several crashes inside libasm
Product: elfutils
Version: unspecified
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: libasm
Assignee: unassigned at sourceware dot org
Reporter: leftcopy.chx at gmail dot com
CC: elfutils-devel at sourceware dot org
Target Milestone: ---
Created attachment 12023
--> https://sourceware.org/bugzilla/attachment.cgi?id=12023&action=edit
POCs and error messages
By applying our fuzzer, we detected several crashes/vulnerabilities on git
47780c9e (HEAD).
The pocs are attached and can be triggered by running `./eu-objdump -d $FILE`
when ASAN is enabled.
$ ldd ./eu-objdump
linux-vdso.so.1 (0x00007ffdbe7d8000)
libasan.so.4 => /usr/lib/x86_64-linux-gnu/libasan.so.4
(0x00007f71d83ee000)
libasm.so.1 =>
/home/hongxu/FOT/Targets/elfutils/eu-asan/install/lib/libasm.so.1
(0x00007f71d81d7000)
libdw.so.1 =>
/home/hongxu/FOT/Targets/elfutils/eu-asan/install/lib/libdw.so.1
(0x00007f71d7d9a000)
libelf.so.1 =>
/home/hongxu/FOT/Targets/elfutils/eu-asan/install/lib/libelf.so.1
(0x00007f71d7b3f000)
libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f71d774e000)
libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f71d754a000)
librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f71d7342000)
libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0
(0x00007f71d7123000)
libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f71d6d85000)
libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1
(0x00007f71d6b6d000)
libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f71d6950000)
liblzma.so.5 => /lib/x86_64-linux-gnu/liblzma.so.5 (0x00007f71d672a000)
libbz2.so.1.0 => /lib/x86_64-linux-gnu/libbz2.so.1.0
(0x00007f71d651a000)
/lib64/ld-linux-x86-64.so.2 (0x00007f71d96cd000)
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