Re: Digital Unix 4.0 exploitable buffer overflows

From: FrontLine Assembly (assemblyat_private)
Date: Thu Jan 28 1999 - 13:41:17 PST

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On Wed, 27 Jan 1999, GANG WANG wrote:

> % /usr/bin/mh/inc +foo -audit `perl -e 'print "a" x 8167'` foo
> Word too long.
> % /usr/bin/mh/inc +foo -audit `perl -e 'print "a" x 2040'` foo
> inc: usage: inc [+folder] [switches]
> % /usr/bin/mh/inc +foo -audit `perl -e 'print "a" x 2048'` foo
> Word too long.
> Seems this inc bug has been fixed already.

This bug is present in Digital UNIX 4.0A also.

OSF1 fubar V4.0 464 alpha
Digital UNIX V4.0A  (Rev. 464); Mon Dec 21 00:51:53 CST 1998
lazy> /usr/bin/mh/inc +foo -audit `perl -e 'print "a" x 8181'` foo
inst fault=opdec pid=30125 <inc> pc=0x120000064 ps=0x8 inst=0x1
Illegal instruction



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Type Bits/KeyID    Date       User ID
pub  2048/19490121 1997/07/14 FrontLine Assembly

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