DOS ain't dead

Blocek 1.6 (Announce)

posted by Guti , 15.10.2017, 18:44

I was going to report it, but already found it https://github.com/upx/upx/issues/134

> Interesting, when I tried to UPX the new blocek.exe it crashed:
>
> Ultimate Packer for eXecutables
> Copyright (C) 1996 - 2017
> UPX 3.94d       Markus Oberhumer, Laszlo Molnar & John Reiser   May 12th
> 2017
>
> File size         Ratio      Format      Name
> --------------------   ------   -----------   -----------
> Assertion failed at ../../../src/p_djgpp2.cpp line 328: bss->vaddr ==
> ((size + 0
> x1ff) &~ 0x1ff) + (text->vaddr &~ 0x1ff)
> Exiting due to signal SIGABRT
> Raised at eip=00196e8c
> eax=00269930 ebx=00000120 ecx=00265a10 edx=00000012 esi=0026b1d8
> edi=0026b050
> ebp=002699f8 esp=00269920 program=E:PAKUPX.EXE
> cs: sel=01af  base=03640000  limit=0084ffff
> ds: sel=01b7  base=03640000  limit=0084ffff
> es: sel=01b7  base=03640000  limit=0084ffff
> fs: sel=01cf  base=00000000  limit=0010ffff
> gs: sel=01cf  base=00000000  limit=0010ffff
> ss: sel=01b7  base=03640000  limit=0084ffff
> App stack: [0026a068..001ea068]  Exceptn stack: [001e9f94..001e8054]
>
> Call frame traceback EIPs:
> 0x00196de7
> 0x00196e8c
> 0x001923ba
> 0x0002ea1c
> 0x00150bb0
> 0x00165456
> 0x00165700
> 0x00022d59
> 0x0019216f
>
>
> It seems to crash all versions of UPX, even very old and also windows
> versions.
>
> I successfully compressed it with 32lite 0.02d

---
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Complete thread:

• Blocek 1.6 - Laaca, 13.10.2017, 00:04 (Announce)
  • Blocek 1.6 - RayeR, 14.10.2017, 01:55
    • Blocek 1.6 - Guti, 15.10.2017, 18:44
      • Blocek 1.6 - Laaca, 15.10.2017, 23:45
  • Blocek 1.6 - Rugxulo, 15.10.2017, 01:15
    • Blocek 1.6 - Laaca, 15.10.2017, 23:44