[linux-security] Re: SECURITY: vulnerability in sperl

[aleph1 () DFW NET (Aleph One)]

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At 10:15 AM 4/18/97 -0400, Erik Troan wrote:
> Red Hat Software has been notified of a critical security problem (a buffer
> overrun) in /usr/bin/sperl*. As no official fix for this problem exists,
> we recommend turning off the setuid bit on /usr/bin/sperl*. As far as
> we know, this problem affects all platforms and all versions.
>
> As soon as a fix is available we will release a new version of the perl
> package and announce it here. If no fix seems forthcoming, we will issue
> a new package w/o the setuid bit enabled on /usr/sbin/sperl.

A patch for 5.003_97f has appeared on the Perl5-Porters list.  The entire
codebase is being examined line by line to find any other such conditions.

> You can disable the exploits for this bug with the following command:
>
>       chmod u-s /usr/bin/sperl*

Perl 5.003_97g was released tonight.  It should fix that bug.  Any other
overflow problems will be caught and killed before the 5.004 release.


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Alan Olsen             "Mi Tio es infermo, pero la carretera es verde!"
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