John Reiser
067895fa5f
qemu emulating a compressed ET_EXEC revealed an access to ElfXX_Phdr
on the discarded side of brk() during cleanup. qemu was more aggressive
than the Linux kernel implementation of brk().
https://github.com/upx/upx/issues/683
modified: stub/src/i386-linux.elf-main.c
modified: stub/src/include/linux.h
modified: ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
modified: stub/src/amd64-linux.elf-fold.S
modified: stub/src/arm.v4a-linux.elf-fold.S
modified: stub/src/arm64-linux.elf-fold.S
modified: stub/src/i386-linux.elf-fold.S
modified: stub/src/mipsel.r3000-linux.elf-fold.S
modified: stub/src/powerpc-linux.elf-fold.S
modified: stub/src/powerpc64le-linux.elf-fold.S
modified: stub/amd64-linux.elf-fold.h
modified: stub/arm.v4a-linux.elf-fold.h
modified: stub/arm.v5a-linux.elf-fold.h
modified: stub/arm64-linux.elf-fold.h
modified: stub/armeb.v4a-linux.elf-fold.h
modified: stub/i386-linux.elf-fold.h
modified: stub/mips.r3000-linux.elf-fold.h
modified: stub/mipsel.r3000-linux.elf-fold.h
modified: stub/powerpc-linux.elf-fold.h
modified: stub/powerpc64-linux.elf-fold.h
modified: stub/powerpc64le-linux.elf-fold.h
modified: stub/tmp/amd64-linux.elf-fold.map
modified: stub/tmp/arm.v4a-linux.elf-fold.map
modified: stub/tmp/arm.v5a-linux.elf-fold.map
modified: stub/tmp/arm64-linux.elf-fold.map
modified: stub/tmp/armeb.v4a-linux.elf-fold.map
modified: stub/tmp/i386-linux.elf-fold.map
modified: stub/tmp/mips.r3000-linux.elf-fold.map
modified: stub/tmp/mipsel.r3000-linux.elf-fold.map
modified: stub/tmp/powerpc-linux.elf-fold.map
modified: stub/tmp/powerpc64-linux.elf-fold.map
modified: stub/tmp/powerpc64le-linux.elf-fold.map
45 lines
1.9 KiB
Plaintext
Vendored
Generated
45 lines
1.9 KiB
Plaintext
Vendored
Generated
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Memory Configuration
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Name Origin Length Attributes
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*default* 0x0000000000000000 0xffffffffffffffff
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Linker script and memory map
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TARGET(elf32-powerpc)
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0x0000000000100080 . = ((0x100000 + SIZEOF_HEADERS) + 0xc)
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.text 0x0000000000100080 0x10c8
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*(.text)
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.text 0x0000000000100080 0x288 tmp/powerpc-linux.elf-fold.o
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0x0000000000100080 get_page_mask
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0x00000000001002f8 munmap
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0x00000000001002c8 readlink
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0x00000000001002a4 mmap
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0x00000000001002d0 write
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0x00000000001002d8 read
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0x0000000000100300 my_bkpt
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0x0000000000100290 Pprotect
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0x00000000001002b8 exit
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0x00000000001002c0 brk
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0x00000000001002e0 open
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0x00000000001002f0 mprotect
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0x00000000001002e8 close
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.text 0x0000000000100308 0xe40 tmp/powerpc-linux.elf-main.o
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0x0000000000100f48 upx_main
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*(.data)
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.data 0x0000000000101148 0x0 tmp/powerpc-linux.elf-fold.o
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.data 0x0000000000101148 0x0 tmp/powerpc-linux.elf-main.o
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.data
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.bss 0x0000000000101148 0x0
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.bss 0x0000000000101148 0x0 tmp/powerpc-linux.elf-fold.o
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.bss 0x0000000000101148 0x0 tmp/powerpc-linux.elf-main.o
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.rela.dyn 0x0000000000101148 0x0
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.rela.text 0x0000000000000000 0x0 tmp/powerpc-linux.elf-fold.o
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LOAD tmp/powerpc-linux.elf-fold.o
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LOAD tmp/powerpc-linux.elf-main.o
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OUTPUT(tmp/powerpc-linux.elf-fold.bin elf32-powerpc)
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