Vulnerability Development mailing list archives

possible stack flow in bash


From: Junior <junior () multiacao com br>
Date: Fri, 28 Jun 2002 16:03:27 +0000

hi.
Stack in bash stows observing possible.

Step 1 - bash-2.05a# ls "!x123456"
...exitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexite
xitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexitexite
xitexitexitexitexitexitexitexitexitexit"
bash: /bin/ls: Argument list too long

Step 2 - bash-2.05a# ls "!x123456"
...!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
bash: xrealloc: cannot reallocate 134322944 bytes (0 bytes allocated)

Welcome to Linux 2.4.18 (tty8)

hoax login:

i using slackware 8.1, i tested various distros.


Junior
Analista Networking.
Softway Multiacao Telemarketing S/A.
055 48 2518665


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