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Date: Mon, 29 Oct 2012 14:58:51 -0600
From: Vincent Danen <vdanen@...hat.com>
To: oss-security@...ts.openwall.com
Subject: Re: CVE Request: PLIB 1.8.5 ssg/ssgParser.cxx Buffer
Overflow
* [2012-10-29 14:02:58 -0500] Andr?s G?mez Ram?rez wrote:
>Sorry for the previous message, it was not intentional :)
>
>Hi, Could a CVE be assigned to this issue?
>
>Name: PLIB 1.8.5 ssg/ssgParser.cxx Buffer Overflow
>Software: PLIB 1.8.5
>Software link: http://plib.sourceforge.net/
>Vulnerability Type: Stack Based Buffer overflow
>References: http://www.exploit-db.com/exploits/21831/
> http://www.securityfocus.com/bid/55839
>
>Vulnerability Details: Plib is prone to stack based Buffer overflow in the
>error function in ssg/ssgParser.cxx when it loads 3d model files as X
>(Direct x), ASC, ASE, ATG, and OFF, if a very long error message is passed
>to the function, in line 68:
>
>
>// Output an error
>void _ssgParser::error( const char *format, ... )
>{
> char msgbuff[ 255 ];
> va_list argp;
>
> char* msgptr = msgbuff;
> if (linenum)
> {
> msgptr += sprintf ( msgptr,"%s, line %d: ",
> path, linenum );
> }
>
> va_start( argp, format );
>68 vsprintf( msgptr, format, argp );
> va_end( argp );
>
> ulSetError ( UL_WARNING, "%s", msgbuff ) ;
>}
>
>Thanks,
Andreas, was this reported to upstream? I can't see a patch or anything
in their bug tracker regarding this.
--
Vincent Danen / Red Hat Security Response Team
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