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3207 Commits

Author SHA1 Message Date
John Reiser 6868ca7953 getElfSections concentrates on _Shdr[.e_shstrndx] 
https://github.com/upx/upx/issues/363
	modified:   p_vmlinx.cpp
 2020-04-15 13:29:01 -07:00
John Reiser 87a5a4ef32 WIP but should concentrate on section .e_shstrndx instead. 
modified:   p_vmlinx.cpp
 2020-04-15 13:13:45 -07:00
John Reiser c67a5d677c More bounds checking for DT_INIT (etc.) in shlib 
https://github.com/upx/upx/issues/364
	modified:   p_lx_elf.cpp
 2020-04-13 17:08:49 -07:00
bitraid 1ce6f0e6f4 Fix unpacking of ASLR enabled PE files 2020-04-12 03:19:57 +03:00
John Reiser 740b4ff865 ELF shared lib: PT_DYNAMIC might be below xct_off, such as MIPS 
https://github.com/upx/upx/issues/298
	modified:   p_lx_elf.cpp
 2020-02-15 15:04:44 -08:00
John Reiser 1059f62566 MIPS stub mprotect() suffered from [non-]inlining. 
https://github.com/upx/upx/issues/342
https://github.com/upx/upx/issues/339
	modified:   src/stub/src/include/linux.h
   consequences:
	modified:   .github/travis_testsuite_1-expected_sha256sums.sh
	modified:   src/stub/mips.r3000-linux.elf-fold.h
	modified:   src/stub/mipsel.r3000-linux.elf-fold.h
	modified:   src/stub/tmp/mips.r3000-linux.elf-fold.map
	modified:   src/stub/tmp/mipsel.r3000-linux.elf-fold.map
 2020-02-08 19:55:08 -08:00
Markus F.X.J. Oberhumer c63a71ad42 Prepare for switch to semantic versioning. 2020-01-22 23:24:00 +01:00
Markus F.X.J. Oberhumer f33645f739 Post-release version bump. 2020-01-22 23:11:13 +01:00
Markus F.X.J. Oberhumer d7ba31cab8 Bump release date. 2020-01-22 22:29:58 +01:00
John Reiser 342b1b7d6c EM_PPC64 forgot get_te16(&...) for ehdri.e_machine 
So compression on big-endian host was not correct.
https://github.com/upx/upx/issues/334
	modified:   p_lx_elf.cpp
 2020-01-19 18:48:50 -08:00
John Reiser 936013f60c Decompression escape hatch for ELF can require a new page. 
If not enough room on last page of .text, and ElfXX_Ehdr not PF_X,
then the escape hatch must use a new page.
https://github.com/upx/upx/issues/308
	modified:   ../.github/travis_testsuite_1-expected_sha256sums.sh
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/i386-linux.elf-main.c
    Plus stub/*-linux.elf-fold.h and stub/tmp/*-linux.elf-fold.map
 2020-01-19 13:25:55 -08:00
Markus F.X.J. Oberhumer 9172ae3d19 New ACC version. 2020-01-16 01:53:55 +01:00
John Reiser e2f60adc95 Detect 0==DT_SYMTAB in invert_pt_dynamic() 
https://github.com/upx/upx/issues/333
	modified:   p_lx_elf.cpp
 2020-01-14 18:45:52 -08:00
John Reiser 1bb93d4fce Detect bad e_shstrtab better. 
https://github.com/upx/upx/issues/332
	modified:   p_lx_elf.cpp
 2020-01-13 17:26:31 -08:00
John Reiser eb90eab632 Detect bogus DT_SYMENT. 
https://github.com/upx/upx/issues/331
	modified:   p_lx_elf.cpp
 2020-01-13 17:10:02 -08:00
Markus F.X.J. Oberhumer b5b1f06a11 Avoid some compilation warnings. 2020-01-08 06:04:21 +01:00
Markus F.X.J. Oberhumer 86f8eb0930 Fix shadowing global symbols. 2020-01-08 05:44:06 +01:00
Markus F.X.J. Oberhumer 91ad0e7572 Revert "Cleanup legacy symbols: basename, index" 
This reverts commit 47ddace96a.
 2020-01-08 05:41:56 +01:00
Markus F.X.J. Oberhumer ded07f8781 Revert "MSVC lacks S_IXUSR" 
This reverts commit 62a07df45e.
 2020-01-08 05:38:44 +01:00
Markus F.X.J. Oberhumer 849bdd87e1 Revert "Option --assume-execute-permission" 
This reverts commit 4484acf9d6.
 2020-01-08 05:38:19 +01:00
Markus F.X.J. Oberhumer 92f072cf70 Silence some compiler warnings. 2020-01-08 04:49:27 +01:00
Markus F.X.J. Oberhumer 6a6c6d84eb Rebuild stubs. 2020-01-08 04:30:08 +01:00
Markus F.X.J. Oberhumer 08a689c81e Bump tentative release date. 2020-01-08 04:21:30 +01:00
Markus F.X.J. Oberhumer d1174385ef Welcome 2020. 2020-01-08 04:13:28 +01:00
John Reiser cb5f590e10 More hacking Android shlib. 
https://github.com/upx/upx/issues/318
	modified:   p_elf_enum.h
	modified:   p_lx_elf.cpp
 2019-12-12 20:23:33 -08:00
John Reiser 5ed9c66ed9 Hack Android shared libraries on arm64. 
https://github.com/upx/upx/issues/318
	modified:   p_lx_elf.cpp
 2019-12-12 17:05:50 -08:00
John Reiser b8f52d14f4 user_init_va on AARCH64 
https://github.com/upx/upx/issues/318  (work-in-progress)
	modified:   p_elf_enum.h
	modified:   p_lx_elf.cpp
 2019-12-04 14:26:46 -08:00
John Reiser 5d295c24f0 DT_NEEDED can be duplicated 
modified:   p_lx_elf.cpp
 2019-11-26 19:33:27 -08:00
John Reiser 8be9da8280 Avoid bogus values in PT_DYNAMIC segment. 
Detect duplicate DT_*.
Detect out-of-bounds hashtab and gashtab.
Detect missing DT_REL, DT_RELA.
Detect out-of-bounds d_val.
https://github.com/upx/upx/issues/317
	modified:   p_lx_elf.cpp
 2019-11-23 20:06:14 -08:00
John Reiser 819c33fee2 Detect malformed Mach-o file in ::canUnpack() 
https://github.com/upx/upx/issues/314
https://github.com/upx/upx/issues/315
	modified:   p_mach.cpp
 2019-11-15 21:32:06 -08:00
John Reiser 75a2cc4ecb Sync testsuite (amd64, 32-bit ARM, 64-bit ARM) 
modified:   ../.github/travis_testsuite_1-expected_sha256sums.sh
	modified:   Makefile
 2019-10-27 21:56:30 -07:00
John Reiser e2833cf303 Message when /proc/self/exe lacks Read permission 
Done: amd64, 32-bit ARM, 64-bit ARM.  TODO: mips, PowerpC
https://github.com/upx/upx/issues/302
	modified:   stub/amd64-linux.elf-entry.h
	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/arm64-linux.elf-entry.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/tmp/amd64-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v4a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v5a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm64-linux.elf-entry.bin.dump
	modified:   stub/tmp/armeb.v4a-linux.elf-entry.bin.dump
 2019-10-27 21:30:41 -07:00
John Reiser 801de73dbe random assembler? 
modified:   ../stub/arm64-linux.elf-entry.h
 2019-10-27 21:15:15 -07:00
John Reiser 6a53c0b3d4 [Append to previous commit message.] 
https://github.com/upx/upx/issues/286
	modified:   p_vmlinx.cpp
 2019-07-21 10:51:59 -07:00
John Reiser 58b122d97d Better checking for malformed input 
https://github.com/upx/upx/issues
	modified:   p_vmlinx.cpp
 2019-07-21 10:48:50 -07:00
John Reiser 276b748aa6 Ignore malformed ElfXX_Shdr in search for .text or .note 
https://github.com/upx/upx/issues/287
	modified:   p_vmlinx.cpp
 2019-07-21 07:40:21 -07:00
John Reiser 23570097cf MSVC barfs on {unsigned == long int) [because sizeof() is the same!] 
https://github.com/upx/upx/issues/283
	modified:   p_lx_elf.cpp
 2019-07-14 13:39:09 -07:00
John Reiser 62a07df45e MSVC lacks S_IXUSR 
modified:   p_unix.cpp
 2019-07-14 13:38:51 -07:00
John Reiser 593a69ce25 PT_LOAD[0] with ElfXX.Ehdr only 
https://github.com/upx/upx/issues/283
	modified:   p_lx_elf.cpp
 2019-07-14 13:08:56 -07:00
John Reiser c33603e324 'bound' register was clobbered 
modified:   stub/src/arch/arm64/v8/lzma_d-arm.S
 2019-07-14 13:05:52 -07:00
John Reiser 49766388bc Fix compression and de-compression of Android shared libraries 
Handle relocation (and DT_INIT_ARRAY[0]==NULL) when !DT_INIT.
Warn about missing --android-shlib if (ET_DYN && !DF_1_PIE && Arm*).
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
https://github.com/upx/upx/issues/265
https://github.com/upx/upx/issues/262
https://github.com/upx/upx/issues/259
https://github.com/upx/upx/issues/243
https://github.com/upx/upx/issues/229
https://github.com/upx/upx/issues/220
 2019-04-14 19:59:08 -07:00
John Reiser f23267bddd Fix rotate+lop of PT_INTERP in shared library 
Found while working on https://github.com/upx/upx/issues/262
but probably does not help that bug.
	modified:   p_lx_elf.cpp
 2019-04-01 21:35:53 -07:00
John Reiser 4484acf9d6 Option --assume-execute-permission 
modified:   main.cpp
	modified:   options.h
	modified:   p_unix.cpp
https://github.com/upx/upx/issues/256
 2019-03-31 10:25:06 -07:00
John Reiser 47ddace96a Cleanup legacy symbols: basename, index 
modified:   conf.h
https://github.com/upx/upx/issues/257
 2019-03-31 10:12:41 -07:00
John Reiser 8aadbcd786 Enable standalone compiling, to investigate size of compiled code 
modified:   stub/src/arch/arm64/v8/lzma_d-arm.S
	modified:   stub/src/arch/arm64/v8/lzma_d.S
	modified:   stub/src/arch/arm64/v8/nrv2b_d32.S
	modified:   stub/src/arch/arm64/v8/nrv2d_d32.S
	modified:   stub/src/arch/arm64/v8/nrv2e_d32.S
 2019-03-03 14:27:33 -08:00
John Reiser 517bc9db0b PR_SET_MM (previous commit had typo) is from 7 years ago: 2012 
modified:   stub/src/include/linux.h
 2019-03-03 14:26:20 -08:00
John Reiser 16bfa7b846 PT_SET_MM since 2012 
modified:   stub/src/include/linux.h
 2019-03-02 16:12:14 -08:00
John Reiser 2653a0749a de-tabify 
modified:   stub/src/arch/i386/bxx.S
 2019-03-02 15:48:44 -08:00
John Reiser 3de0008543 i386-darwin.macho re-implementation, especially for MacOS <= 10.8.x (Mountain Lion) 
[i386 will not be supported by new MacOS beginning fall 2019.]
https://github.com/upx/upx/issues/246
	modified:   p_mach.cpp
	modified:   stub/i386-darwin.macho-entry.h
	modified:   stub/i386-darwin.macho-fold.h
	modified:   stub/i386-darwin.macho-upxmain.exe
	modified:   stub/i386-darwin.macho-upxmain.h
	new file:   stub/src/arch/i386/bxx.S
	new file:   stub/src/arch/i386/nrv2b_d32-easy.S
	new file:   stub/src/arch/i386/nrv2d_d32-easy.S
	new file:   stub/src/arch/i386/nrv2e_d32-easy.S
	modified:   stub/src/i386-darwin.macho-entry.S
	modified:   stub/src/i386-darwin.macho-fold.S
	modified:   stub/src/i386-darwin.macho-main.c
	modified:   stub/src/i386-darwin.macho-upxmain.c
	modified:   stub/tmp/i386-darwin.macho-entry.bin.dump
	modified:   stub/tmp/i386-darwin.macho-fold.map
 2019-03-02 15:39:30 -08:00
John Reiser d4e2d7e8a8 arm64 (aarch64) and PAGE_SIZE > 4KiB 
Future: use prctl(PR_SET_MM, PR_SET_MM_START_BRK, addr)
https://github.com/upx/upx/issues/254
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-main.c
 2019-03-01 20:31:41 -08:00