Date: Fri, 28 Oct 2011 15:10:26 +0200 From: vladz <vladz@...zero.fr> To: oss-security@...ts.openwall.com Cc: rcvalle@...hat.com Subject: Re: Request for CVE Identifier: bzexe insecure temporary file Hi, On Fri, Oct 28, 2011 at 02:22:13PM +0200, Hanno Böck wrote: > Am Fri, 28 Oct 2011 07:48:16 -0400 (EDT) schrieb Ramon de C Valle <rcvalle@...hat.com>: > > This is a security issue reported by vladz in bzexe. This is a low > > impact security issue, since bzexe is rarely used and the race > > condition window is very narrow, but still exploitable. > > Have you checked if this also affects gzexe? It is pretty much the same > as bzexe, just using gzip instead of bzip2. (afaik, no xzexe exists) I already checked gzexe and it's not affected because it use "mktemp" to create its temporary directory. For the same purposes, bzexe use "/tmp/command" as directory name. Best regards, vladz.
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