Displaying 2 results from an estimated 2 matches for "__at_exit".
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_at_exit
2020 Nov 12
1
Targeting old glibc
...section..dynamic; w0 16 @ hit0_0' a.so; llvm-objcopy -R .gnu.version -R .gnu.version_r a.so
Thank you very much for your help.
If I run:
r2 -wqc '/x feffff6f00000000 @ section..dynamic; w0 16 @ hit0_0' a.so
It results in a plugin that does not load anymore because: undefined
symbol __at_exit, version
Then if I continue with llvm-objcopy -R .gnu.version -R .gnu.version_r
a.so; then the plugins can be dlopen() but when used something goes
wrong and the plugin aborts.
I'm not certain about continuing in this direction because it is
getting very involved and if anything goes wrong di...
2020 Nov 11
2
Targeting old glibc
It did partially fix the issue but there is still one problem:
llvm-objdump -sx gives:
Version References:
required from libpthread.so.0:
0x09691a75 0x00 05 GLIBC_2.2.5
0x09691972 0x00 09 GLIBC_2.3.2
0x09691973 0x00 07 GLIBC_2.3.3
0x06969192 0x00 12 GLIBC_2.12
required from libdl.so.2:
0x09691a75 0x00 21 GLIBC_2.2.5
required from libuuid.so.1:
0x09da27b0 0x00 19